Dinosaur DatatDig
Dinosaur DataDig

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All dinosaur genera
Updated: February 22, 2011
Additions/Comments:

 

Explanation of terms used


nomen ex dissertatione = "Name from dissertation"
A name of a new taxon published without a description or diagnosis or reference to a description or diagnosis.

nomen dubium = "Doubtful name"
Name of doubtful status, not identifiable. Uncertain name; insufficient evidence to permit identification.

nomen nudum = "Naked name"
A name of a new taxon published without a description or diagnosis or reference to a description or diagnosis.

nomen rejectum = "Rejected name"
Name rejected permanently.

non
Incorrect reference.

vide
Name attributed to the first author by the second author.

JOS = Junior Objective Synonym
Homotypic or nomenclatural synonyms (different scientific names used for a single taxon).

JSS = Junior Subjective Synonym
Heterotypic or taxonomic synonyms (different scientific names used for a single taxon).

PSS = Possible Subjective Synonym of the indicated genus.

SSS = Suppressed Senior Synonym of the indicated genus.





A

Aardonyx A.M. Yates, M.F. Bonnan, J. Neveling, A. Chinsamy and M.G. Blackbeard, 2009
"Abdallahsaurus" G. Maier, 2003 [nomen nudum -> Giraffatitan]
Abelisaurus J.F. Bonaparte and F.E. Novas, 1985


Abelisaurus

Abrictosaurus J.A. Hopson, 1975
Abrosaurus Ouyang H., 1989
Abydosaurus Chure, Britt, Whitlock and J. A. Wilson, 2010
Acanthopholis T.H. Huxley, 1867 [nomen dubium]
Achelousaurus S.D. Sampson, 1995


Achelousaurus

Achillesaurus Martinelli and Vera, 2007
Achillobator Perle, Norell and Clark, 1999
Acracanthus W.R. Langston, 1947 vide N.J. Czaplewski, R.L. Cifelli and W.R. Langston, 1994 [nomen ex dissertatione -> Acrocanthosaurus]
Acrocanthosaurus J.W. Stovall and W.R. Langston, 1950


Acrocanthosaurus

Adamantisaurus Santucci and Bertini, 2006
Adasaurus Barsbold, 1983
Adeopapposaurus R.N. Martínez, 2009
Aegyptosaurus E. Stromer, 1932
Aeolosaurus J.E. Powell, 1987
Aepisaurus P. Gervais, 1852 [nomen dubium]
Aerosteon Sereno, R.N. Martínez, J.A. Wilson, Varricchio, Alcober and Larsson, 2008

Aerosteon
Aerosteon

Aetonyx R. Broom, 1911 [JSS -> Massospondylus]
Afrovenator Sereno, J.A. Wilson, Larsson, Dutheil and Sues, 1994


Afrovenator

Agathaumas E.D. Cope, 1872 [nomen dubium; PSS -> Nedoceratops, Torosaurus or Triceratops]
Agilisaurus Peng G., 1990
Agnosphitys Fraser, Padian, Walkden and Davis, 2002
Agrosaurus H.G. Seeley, 1891 [JSS -> Thecodontosaurus]
Agujaceratops S.G. Lucas, R. Sullivan and Hunt, 2006
Agustinia J.F. Bonaparte, 1999
Airakoraptor Perle, Norell and Clark, 1999 [nomen nudum]
Ajkaceratops Ösi, Butler and Weishampel, 2010
Alamosaurus Gilmore, 1922
Alashansaurus Chure, 2001 [nomen ex dissertatione]
Alaskacephale R. Sullivan, 2006
Albalophosaurus Ohashi and Barrett, 2009
Albertaceratops Ryan, 2007


Albertaceratops

Albertonykus N.R. Longrich and P.J. Currie, 2008
Albertosaurus Osborn, 1905


Albertosaurus

Albinykus S.J. Nesbitt, J.A. Clarke, A.H. Turner & M.A. Norell, 2011
Alectrosaurus
Gilmore, 1933


Alectrosaurus

Aletopelta Ford and Kirkland, 2001
Algoasaurus Broom, 1904 [nomen dubium]
Alioramus Kurzanov, 1976


Alioramus

Aliwalia Galton, 1985 [JSS -> Eucnemesaurus]
Allosaurus O.C. Marsh, 1877


Allosaurus

Alocodon Thulborn, 1973
Altirhinus D.B. Norman, 1998
Altispinax F. von Huene, 1923 [nomen dubium]
Alvarezsaurus J.F. Bonaparte, 1991
Alwalkeria Chatterjee and Creisler, 1994
Alxasaurus D.A. Russell and Dong Z.M., 1994


Alxasaurus

Amargasaurus Salgado and J.F. Bonaparte, 1991


Amargasaurus

Amargatitanis Apesteguía, 2007
Amazonsaurus Carvalho, Avilla and Salgado, 2003
Ammosaurus O.C. Marsh, 1891
Ampelosaurus LeLoeuff, 1995
Amphicoelias E.D. Cope, 1877 [nomen dubium]
Amphicoelicaudia Cheng Z., etal, 1994 vide Li K., 1998 [nomen nudum -> Huabeisaurus]
Amphisaurus O.C. Marsh, 1882 / Barkas, 1870 -> Anchisaurus
Amtosaurus Kurzanov and Tumanova, 1978 [nomen dubium]
Amurosaurus Bolotsky and Kurzanov, 1991
Amygdalodon Cabrera, 1947 [nomen dubium]
Anabisetia R.A. Coria and Calvo, 2002
Anasazisaurus Hunt and S.G. Lucas, 1993 [PSS –> Gryposaurus or Kritosaurus]
Anatosaurus Lull and Wright, 1942 [JSS -> Edmontosaurus]
Anatotitan Brett-Surman vide Chapman and Brett-Surman, 1990
Anchiceratops Brown, 1914


Anchiceratops

Anchiornis Xu X., Zhao Q., Norell, C. Sullivan, Hone, Erickson, Wang X.L., Han F. and Guo Y., 2009
Anchisaurus O.C. Marsh, 1885
Andesaurus Calvo and J.F. Bonaparte, 1991
Angaturama Kellner and Campos, 1996 [JSS -> Irritator]
Angulomastacator daviesi Wagner, J.R. and T.M. Lehman, 2009
Aniksosaurus R.D. Martínez and F.E. Novas, 2006
Animantarx Carpenter, Kirkland, Burge and Bird, 1999
Ankylosaurus Brown, 1908


Ankylosaurus

Anodontosaurus C.M. Sternberg, 1929 [JSS -> Dyoplosaurus]
Anoplosaurus H.G. Seeley, 1879
Anserimimus Barsbold, 1988
Antarctopelta Salgado and Gasparini, 2006
Antarctosaurus F. von Huene, 1929
Antetonitrus Yates and Kitching, 2003
Antrodemus J. Leidy, 1870 [nomen dubium; PSS -> Allosaurus]
Apatodon O.C. Marsh, 1877 [nomen dubium; PSS -> Allosaurus]
Apatosaurus O.C. Marsh, 1877


Apatosaurus

Appalachiosaurus Carr, Williamson and Schwimmer, 2005
Aragosaurus Sanz, Buscalioni, Casanovas-Cladellas (as Casanovas) and Santafe, 1987
Aralosaurus Rozhdestvensky, 1968
Araucanoraptor F.E. Novas, 1997 [nomen dubium -> Neuquenraptor]
Archaeoceratops Dong Z.M. and Azuma, 1997
Archaeodontosaurus Buffetaut, 2005
Archaeoraptor Czerkas vide C.P. Sloan, 1999 vide Olson, 2000 [nomen rejectum (pending) -> Microraptor]
Archaeornithoides Elzanowski and Wellnhofer, 1992
Archaeornithomimus D.A. Russell, 1972
Arenysaurus Pereda-Suberbiola, Canudo, Cruzado-Caballero, Barco, López-Martínez, Oms and Ruíz-Omeñaca, 2009
Argentinosaurus J.F. Bonaparte and R.A. Coria, 1993


Argentinosaurus

Argyrosaurus R. Lydekker, 1893
Aristosaurus van Hoepen, 1920 [JSS -> Massospondylus]
Aristosuchus H.G. Seeley, 1887 [nomen dubium]
"Arkanosaurus" Sattler, 1983 [nomen nudum]
• Arkharavia V.R. Alifanov and Bolotsky, 2010
Arrhinoceratops Parks, 1925
Arstanosaurus Suslov vide Suslov and Shilin, 1982 [nomen dubium]
Asiaceratops Nessov and Kaznyshkina vide Nessov, Kaznyshkina and Cherepanov, 1989
Asiamericana Nessov, 1995 [nomen dubium]
Asiatosaurus Osborn, 1924 [nomen dubium]
Astrodon Johnston, 1859 [nomen dubium; PSS -> Pleurocoelus]
Astrodonius Kuhn, 1961 [JOS -> Astrodon]
Astrodontaurus C. Johnston, 1858 vide Kranz, 2004 [JOS -> Astrodon]
Asylosaurus Galton, 2007
Atlantosaurus O.C. Marsh, 1877 [nomen dubium; PSS –> Apatosaurus or Camarasaurus]
Atlasaurus Monbaron, D.A. Russell and Taquet, 1999
Atlascopcosaurus T. Rich and Vickers-Rich (as P. Rich), 1989
Atrociraptor P.J. Currie and Varricchio, 2004
Atsinganosaurus G. Garcia, S. Amico, F. Fournier, E. Thouand X. Valentin, 2010
Aublysodon J. Leidy, 1868 [nomen dubium; PSS –> Albertosaurus or Deinodon]
Aucasaurus R.A. Coria, Chiappe and Dingus, 2002


Aucasaurus

Augustia J.F. Bonaparte, 1998 / Zariquiey, 1927 -> Agustinia
Auroraceratops You, Li D., Ji Q., Lamanna and Dodson, 2005
Australodocus Remes, 2007
Australovenator Scott A. Hocknull, Mathew A. White, Travis R. Tischler, Alex G. Cook, Naomi D. Calleja, Trish Sloan, David A. Elliott, 2009
Austrocheirus Ezcurra, Agnolin and Novas, 2010
Austroraptor F.E. Novas, Pol, Canale, Porfiri and Calvo, 2008

Austraptor
Austroraptor

Austrosaurus Longman, 1933
Avaceratops Dodson, 1986
Aviatyrannis Rauhut, 2003
Avimimus Kurzanov, 1981


Avimimus

Avipes F. von Huene, 1932 [nomen dubium]
Azendohsaurus Dutuit, 1972 [non-dinosaurian archosaur]





B

Bactrosaurus Gilmore, 1933

Bactrosaurus
Bactrosaurus

Bagaceratops Maryanska and Osmólska, 1975
Bagaraatan Osmólska, 1996
Bahariasaurus E. Stromer, 1934
Bainoceratops Tereschenko and Alifanov, 2003
Bakesaurus Zhou S., 2005 [nomen nudum]
Balaur Z. Csiki, M. Vremir, S.L. Brusatte M.A. Norell, 2010
Balochisaurus Malkani, 2006
Bambiraptor Burnham, Derstler, P.J. Currie, Bakker, Zhou Z. and Ostrom, 2000


Bambiraptor

Banji Xu X. and Han F., 2010
Baotianmansaurus Zhang Xingliao et al, 2009
Barapasaurus Jain, Kutty, Roy-Chowdhury and Chatterjee, 1975
Barilium Norman, 2010
Barosaurus O.C. Marsh, 1890



Barosaurus

Barrosasaurus L. Salgado and R.A. Coria, 2009
Barsboldia Maryanska and Osmólska, 1981
Baryonyx Charig and Milner, 1986


Baryonyx

Bashunosaurus Li K., 1998 [nomen nudum; possibly -> Datousaurus]
Baurutitan Kellner, Campos and Trotta, 2005
Bayosaurus R.A. Coria, P.J. Currie and Carabajal, 2006 [nomen nudum]
Becklespinax Olshevsky, 1991


Becklespinax

"Beelemodon" Bakker, 1997 [nomen nudum]
Beipiaosaurus Xu X., Tang Z. and Wang X.L., 1999


Beipiaosaurus

Beishanlong Peter J. Makovicky et al, 2009
Bellusaurus Dong Z.M., 1990
Berberosaurus Allain, Tykoski, Aquesbi, Jalil, Monbaron, D.A. Russell and Taquet, 2007
Betasuchus F. von Huene, 1932 [nomen dubium]
Bienosaurus Dong Z.M., 2001
Bihariosaurus Marinescu, 1989
Bilbeyhallorum Burge, Bird, McClelland and Cicconetti, 1999 [nomen nudum -> Cedarpelta]
Bissektipelta Parish and P.M. Barrett, 2004
Bistahieversor T.D. Carr and T.E. Williamson, 2010
"Blancocerosaurus" G. Maier, 2003 [nomen nudum -> Giraffatitan]
Blikanasaurus Galton and van Heerden, 1985
Bonatitan Martinelli and Forasiepi, 2004
Bonitasaura Apesteguía, 2004
Borealosaurus You, Ji Q., Lamanna, Li J. and Li Y.X., 2004
Borogovia Osmólska, 1987
Bothriospondylus R. Owen, 1875
Brachiosaurus Riggs, 1903


Brachiosaurus

Brachyceratops Gilmore, 1914
Brachylophosaurus C.M. Sternberg, 1953
Brachypodosaurus Chakravarti, 1934 [nomen dubium]
Brachyrophus E.D. Cope, 1878 [JSS -> Camptosaurus]
Brachytrachelopan Rauhut, K. Remes, R. Fechner, G. Cladera, and P. Puerta, 2005
Bradycneme Harrison and C.A. Walker, 1975 [nomen dubium; PSS -> Elopteryx]
Breviceratops Kurzanov, 1990
Brohisaurus Malkani, 2003
Brontomerus M.P. Taylor, M.J. Wedel & R.L. Cifelli, 2011
Brontoraptor Redman, 1995 [nomen nudum]
Brontosaurus O.C. Marsh, 1879 [JSS -> Apatosaurus]
Bruhathkayosaurus Yadagiri and Ayyasami, 1987 [nomen dubium]
Bugenasaura P.M. Galton, 1995 [PSS -> Thescelosaurus]
Buitreraptor Makovicky, Apesteguía and Agnolín, 2005
Byranjaffia Novacek, 2002 [nomen nudum -> Byronosaurus]
Byronosaurus Norell, Makovicky and Clark, 2000





C

Caenagnathasia P.J. Currie, Godfrey and Nessov, 1994 (not 1993)
Caenagnathus R.M. Sternberg, 1940
Calamosaurus R. Lydekker, 1891 [nomen dubium]
Calamospondylus W.D. Fox vide [Anonymous], 1866 [nomen dubium]
Calamospondylus R. Lydekker, 1889 / W.D. Fox vide [Anonymous], 1866 -> Calamosaurus
Callovosaurus Galton, 1980
Camarasaurus E.D. Cope, 1877


Camarasaurus

Camelotia Galton, 1985
Camposaurus Hunt, S.G. Lucas, Heckert, R. Sullivan and Lockley, 1998
Camptonotus O.C. Marsh, 1879 / Uhler, 1864 -> Camptosaurus
Camptosaurus O.C. Marsh, 1885


Camptosaurus

Campylodon F. von Huene, 1929 / G. Cuvier and A. Valenciennes, 1832 -> Campylodoniscus
Campylodoniscus Kuhn, 1961 [nomen dubium]
"Capitalsaurus" Kranz, 1998 [nomen nudum]
Carcharodontosaurus E. Stromer, 1931

Carcharodontosaurus

Cardiodon R. Owen, 1841 [nomen dubium; PSS -> Cetiosaurus]
Carnosaurus F. von Huene, 1929 [nomen nudum]
Carnotaurus J.F. Bonaparte, 1985


Carnotaurus

Caseosaurus Hunt, S.G. Lucas, Heckert, R. Sullivan and Lockley, 1998
Cathartesaura Gallina and Apesteguía, 2005
Cathetosaurus Jensen, 1988 [JSS -> Camarasaurus]
Caudipteryx Ji Q., P.J. Currie, Norell and Ji S., 1998


Caudipteryx

Caudocoelus F. von Huene, 1932 [JOS -> Teinurosaurus]
Caulodon E.D. Cope, 1877 [JSS -> Camarasaurus]
Cedarosaurus Tidwell, Carpenter and Brooks, 1999
Cedarpelta Carpenter, Kirkland, Burge and Bird, 2001
Cedrorestes Gilpin, DiCroce and Carpenter, 2006
Centrosaurus Lambe, 1904 / L.J. Fitzinger, 1843 -> Eucentrosaurus


Centrosaurus

Cerasinops Chinnery and Horner, 2007
Ceratonykus Alifanov and Barsbold, 2009
Ceratops O.C. Marsh, 1888 / C.S. Rafinesque, 1815 -> Proceratops [nomen dubium]
Ceratosaurus O.C. Marsh, 1884


Ceratosaurus

Cetiosauriscus F. von Huene, 1927
Cetiosaurus R. Owen, 1841
Changchunsaurus Zan S.Q., Chen J., Jin L.Y. and Li T., 2005
Changtusaurus Zhao X., 1983 [nomen nudum]
Chaoyangsaurus Zhao X., Cheng Z. and Xu X., 1999
Charonosaurus Godefroit, Zan and Jin L., 2000
Chasmosaurus Lambe, 1914


Chasmosaurus

Chassternbergia Bakker, 1988
Chebsaurus Mahammed, Läng, Mami, Mekahli, Benhamou, Bouterfa, Kacemi, Chérief, Chaouati and Taquet, 2005
Cheneosaurus Lambe, 1917 [JSS -> Hypacrosaurus]
Chiayusaurus Bohlin, 1953 [nomen dubium]
Chihuahuasaurus Ratkevich vide [Anonymous], 1997 [nomen nudum -> Sonorasaurus]
Chilantaisaurus Hu S., 1964
Chindesaurus R.A. Long and Murry, 1995
Chingkankousaurus Yang Z.J. (as Young C.C.), 1958 [JSS -> Tarbosaurus]
Chinshakiangosaurus Yeh, 1975 vide Dong Z.M., 1992 vide P. Upchurch, P.M. Barrett, Zhao X. and Xu X., 2007
Chirostenotes Gilmore, 1924

Chirostenotes
Chirostenotes

Chondrosteosaurus R. Owen, 1876 [nomen dubium]
Chromogisaurus: M.D. Ezcurra, 2010
Chuandongocoelurus He X., 1984
Chuanjiesaurus Fang, Pang, Lü, Zhang Z., Pan, Wang Y., Li X.K. and Cheng Z., 2000
Chubutisaurus del Corro, 1974
Chungkingosaurus Dong Z.M., Zhou S. and Zhang Y.H., 1983
Chuxiongosaurus Lü J, Y. Kobayashi, Li T-G & Zhong S, 2010
Cinizasaurus Heckert, 1997 vide Nesbitt, Irmis and Parker, 2007 [nomen ex dissertatione]
Cionodon E.D. Cope, 1874 [nomen dubium]
Citipati Clark, Norell and Barsbold, 2001
Claorhynchus E.D. Cope, 1892 [nomen dubium; PSS -> Triceratops]
Claosaurus O.C. Marsh, 1890
Clasmodosaurus F. Ameghino, 1898 [nomen dubium]
Clevelanotyrannus Bakker, Williams and P.J. Currie vide P.J. Currie, 1987 [nomen nudum -> Nanotyrannus]
Coahuilaceratops Loewen, S.D. Sampson, E.K. Lund, Farke, Aguillón Martínez, de Leon, Rodríguez de la Rosa, Getty and Eberth, 2009 [nomen manuscriptum]
Coelophysis E.D. Cope, 1889


Ceolophysis

Coelosaurus J. Leidy, 1865 / [Anonymous, known to be R. Owen] 1854 -> Ornithomimus
Coeluroides F. von Huene and Matley, 1933 [nomen dubium]
Coelurosaurus F. von Huene, 1929 [nomen nudum]
Coelurus O.C. Marsh, 1879

Coelurus
Coelurus

Colepiocephale R. Sullivan, 2003
Coloradia J.F. Bonaparte, 1978 / Blake, 1863 -> Coloradisaurus
Coloradisaurus Lambert, 1983
Colossosaurus G. Mantell, 1849 vide Torrens, 1997 [nomen nudum -> Pelorosaurus]
Comanchesaurus Hunt, 1994 vide Nesbitt, Irmis and Parker, 2007 [nomen ex dissertatione]
Compsognathus J.A. Wagner, 1859


Compsognathus

Compsosuchus F. von Huene and Matley, 1933
Concavenator F. Ortega, F. Escaso J.L. Sanz, 2010
Conchoraptor Barsbold, 1986


Conchoraptor

Condorraptor Rauhut, 2005
Corythosaurus Brown, 1914


Corythosaurus

Craspedodon L. Dollo, 1883
Crataeomus H.G. Seeley, 1881 [nomen dubium; PSS -> Struthiosaurus]
Craterosaurus H.G. Seeley, 1874 [nomen dubium; PSS -> Regnosaurus]
Creosaurus O.C. Marsh, 1878 [nomen dubium; PSS -> Allosaurus]]
Crichtonsaurus Dong Z.M., 2002
Cristatusaurus Taquet and D.A. Russell, 1998
Cruxicheiros R.B.J. Benson and J.D. Radley, 2009
Cryolophosaurus Hammer and Hickerson, 1994


Cryolophosaurus

Cryptodraco R. Lydekker, 1889 [JOS -> Cryptosaurus]
Cryptoraptor Hunt, 1994 vide Nesbitt, Irmis and Parker, 2007 [nomen ex dissertatione]
Cryptosaurus H.G. Seeley, 1869
Cryptovolans Czerkas, Zhang D., Li J. and Li Y.X., 2002 [PSS -> Microraptor]
Cumnoria H.G. Seeley, 1888 [JSS -> Camptosaurus]
Cylindricodon R. Owen vide Ingles and Sawyer, 1979 / G. Jaeger, 1828 -> Hylaeosaurus





D

Daanosaurus Ye, Gao Y. and Jiang, 2005
Dacentrurus F.A. Lucas, 1902
Dachungosaurus Zhao X. (as Chao S.), 1985 [nomen nudum]
Dakotadon Paul, 2008
Dalianraptor Gao C. and Liu J., 2005 [possible bird]
Damalasaurus Zhao X., 1983 [nomen nudum]
Dandakosaurus Yadagiri, 1982 [nomen dubium]
Danubiosaurus E. Bunzel, 1871 [nomen dubium; PSS -> Struthiosaurus]
Daptosaurus Brown vide Chure and McIntosh, 1989 [nomen nudum –> Deinonychus]
Dashanpusaurus Peng G., Ye, Gao Y., Shu and Jiang, 2005
Daspletosaurus D.A. Russell, 1970 [PSS -> Albertosaurus]


Daspletosaurus

Datousaurus Dong Z.M. and Tang Z., 1984
Daxiatitan You, Li D., Zhou L., and Ji Q., 2008
Deinocheirus Osmólska and Roniewicz, 1970
Deinodon J. Leidy, 1856 [nomen dubium; PSS -> Albertosaurus]
Deinonychus Ostrom, 1969


Deinonychus

Deltadromeus Sereno, Duthiel, Iarochene, Larsson, Lyon, Magwene, Sidor, Varricchio and J.A. Wilson, 1996


Deltadromeus

Demandasaurus F.T. Fernández-Baldor, J.I. Canudo, P. Huerta, D. Montero, X. Pereda-Suberbiola & L.J. Salgado, 2010
• Denversaurus
Bakker, 1988
Diabloceratops J.I. Kirkland DeBlieux, 2010
Diamantinasaurus Scott A. Hocknull, Mathew A. White, Travis R. Tischler, Alex G. Cook, Naomi D. Calleja, Trish Sloan, David A. Elliott, 2009
Diceratops Lull vide Hatcher, 1905 / Foerster, 1868 -> Diceratus (unnecessary) * Nedoceratops
Diceratus Mateus, 2008 [JOS -> Nedoceratops]
Diclonius E.D. Cope, 1876 [nomen dubium]
Dicraeosaurus Janensch, 1914


Dicraeosaurus

Didanodon Osborn, 1902 [nomen dubium; PSS -> Lambeosaurus]
Dilong Xu X., Norell, Kuang, Wang X., Zhao Q. and Jia C., 2004


Dilong

Dilophosaurus Welles, 1970


Dilophosaurus

Dimodosaurus Pidancet and Chopard, 1862 [nomen dubium; PSS -> Plateosaurus]
Dinheirosaurus J.F. Bonaparte and Mateus, 1999
Dinodocus R. Owen, 1884 [nomen dubium]
Dinosaurus L. Rütimeyer, 1856 / Fischer von Waldheim, 1847 -> Gresslyosaurus
Dinotyrannus Olshevsky vide Olshevsky, Ford and Yamamoto, 1995 [JSS -> Tyrannosaurus]
Diplodocus O.C. Marsh, 1878


Diplodocus

Diplotomodon J. Leidy, 1868 [nomen dubium; PSS -> Dryptosaurus]
Diracodon O.C. Marsh, 1881 [nomen dubium; PSS -> Stegosaurus]
Dolichosuchus F. von Huene, 1932 [nomen dubium]
Dollodon Paul, 2008
Domeykosaurus Rubilar-Rogers (as Rubilar) and Vargas vide [Anonymous], 2003 [nomen nudum; in May 29, 2003 Reuters news reports]
Dongbeititan Wang X., You H., Meng Q., Gao C., Chang X., and Liu J., 2007
Dongyangosaurus Lü, Azuma, Chen R., Zheng W. and Jin X., 2008
Doryphorosaurus F. Nopcsa, 1916 [JOS -> Kentrosaurus]
Draconyx Mateus and Telles Antunes, 2001
Dracopelta Galton, 1980
Dracorex R.T. Bakker, R. Sullivan, Porter, Larson Saulsbury, 2006 [PSS -> Pachycephalosaurus]
Dracovenator Yates, 2006 [for 2005]
Dravidosaurus Yadagiri and Ayyasami, 1979
Drinker Bakker, Galton, Siegwarth and Filla, 1990
Dromaeosauroides P. Christiansen and Bonde, 2003
Dromaeosaurus Matthew and Brown, 1922


Dromaeosaurus

Dromiceiomimus D.A. Russell, 1972


Dromiceiomimus

Dromicosaurus van Hoepen, 1920 [JSS -> Massospondylus]
Dromomeron Irmis, Nesbitt, Padian, N.D. Smith, Turner, Woody and A. Downs, 2007
Dryosaurus O.C. Marsh, 1894

Dryosaurus
Dryosaurus

Dryptosauroides F. von Huene and Matley, 1933 [nomen dubium]
Dryptosaurus O.C. Marsh, 1877
Dubreuillosaurus Allain, 2005
Duriatitan P.M. Barrett, R.B.J. Benson & P. Upchurch, 2010
Duriavenator Benson, 2008
Dynamosaurus Osborn, 1905 [JSS -> Tyrannosaurus]
Dyoplosaurus Parks, 1924
Dysalotosaurus Virchow, 1919 [JSS -> Dryosaurus]
Dysganus E.D. Cope, 1876 [nomen dubium]
Dyslocosaurus McIntosh, Coombs and D.A. Russell, 1992
Dystrophaeus E.D. Cope, 1877
Dystylosaurus Jensen, 1985 [JSS -> Supersaurus]





E

Echinodon R. Owen, 1861
Edmarka Bakker, Kralis, Siegwarth and Filla, 1992
Edmontonia C.M. Sternberg, 1928


Edmontonia

Edmontosaurus Lambe, 1917


Edmontosaurus

Efraasia Galton, 1973
Einiosaurus S.D. Sampson, 1995


Einiosaurus

Ekrixinatosaurus Calvo, Rubilar-Rogers and Moreno, 2004
Elaphrosaurus Janensch, 1920


Elaphrosaurus

Elmisaurus Osmólska, 1981
Elosaurus Peterson and Gilmore, 1902 [JSS -> Apatosaurus]
Elrhazosaurus P.M. Galton, 2009
Elvisaurus Holmes, 1993 [nomen nudum -> Cryolophosaurus]
Emausaurus Haubold, 1990
Embasaurus Riabinin, 1931 [nomen dubium]
Enigmosaurus Barsbold and Perle vide Barsbold, 1983 [JSS -> Erlikosaurus]
Eobrontosaurus Bakker, 1998
Eocarcharia Sereno and Brusatte, 2008
Eoceratops Lambe, 1915 [PSS -> Chasmosaurus]
Eocursor Butler, R.M.H. Smith and D.B. Norman, 2007
Eodromaeus R.N. Martinez, P.C. Sereno, O.A. Alcober, C.E. Colombi, P.R. Renne, I.P. Montañez & B.S. Currie, 2011
"Eohadrosaurus" Kirkland, 1997 [nomen nudum -> Eolambia]
Eolambia Kirkland, 1998
Eomamenchisaurus Lü, Li T.G., Zhong, Ji Q. and Li S.X., 2008
Eoraptor Sereno, Forster, Rogers and Monetta, 1993


Eoraptor

Eotriceratops Wu X., Brinkman, Eberth and Braman, 2007
Eotyrannus Hutt, Naish, Martill, Barker and Newberry, 2001


Eotyrannus

Epachthosaurus J. Powell, 1990
Epanterias E.D. Cope, 1878 [nomen dubium; PSS -> Allosaurus or Saurophaganax]
Epidendrosaurus Zhang F., Zhou Z., Xu X. and Wang X., 2002
Equijubus You, Luo, Shubin, Witmer, Tang Z. and Tang F., 2003
Epidexipteryx Zhang F., Zhou Z., Xu X., Wang X. L. and C. Sullivan, 2008
Erectopus F. von Huene, 1922
Erketu Ksepka and Norell, 2006
Erliansaurus Xu X., Zhang X.H., Sereno, Zhao X., Kuang, Han J. and Tan L., 2002
Erlikosaurus Perle vide Barsbold and Perle, 1980
Eshanosaurus Xu X., Zhau X. and Clark, 2001
Euacanthus R. Owen vide Tennyson, 1897 [nomen nudum; JOS -> Polacanthus]
Eucamerotus J.W. Hulke, 1872 [nomen dubium]
Eucentrosaurus Chure and McIntosh, 1989 [JOS -> Centrosaurus]
Eucercosaurus H.G. Seeley, 1879 [nomen dubium; PSS -> Acanthopholis]
Eucnemesaurus van Hoepen, 1920
Eucoelophysis R. Sullivan and S.G. Lucas, 1999
Eugongbusaurus Knoll, 1999
Euhelopus Romer, 1956
Euoplocephalus Lambe, 1910


Euplocephalus

Eureodon Brown vide Olshevsky, 1991 [nomen nudum -> Tenontosaurus]
Euronychodon Telles Antunes and Sigogneau-Russell, 1991
Europasaurus Mateus, Laven and Knötschke vide Sander, Mateus, Laven and Knötschke, 2006
Euskelosaurus T.H. Huxley, 1866
Eustreptospondylus A.D. Walker, 1964


Eustreptospondylus




F

Fabrosaurus Ginsburg, 1964 [nomen dubium]
Falcarius Kirkland, Zanno, S.D. Sampson, Clark and DeBlieux, 2005
Fenestrosaurus Osborn, 1924 [nomen nudum -> Oviraptor]
Ferganasaurus Alifanov and Averianov, 2003
Ferganocephale Averianov, T. Martin and Bakirov, 2005
Frenguellisaurus F.E. Novas, 1986 [JSS -> Herrerasaurus]
Fukuiraptor Azume and P.J. Currie, 2000


Fukuiraptor

Fukuisaurus Kobayashi and Azuma, 2003
Fukuititan Azuma Shibata, 2010
Fulengia Carroll and Galton, 1977 [JSS -> Lufengosaurus]
Fulgurotherium F. von Huene, 1932
Fusinasus Hutt, 2002 [nomen nudum -> Eotyrannus]
Fusuisaurus Mo, Wang W., Huang Z., Huang X. and Xu X., 2006
"Futabasaurus" Lambert, 1990 [nomen nudum; this name now belongs to a plesiosaur (Sato, Hasegawa and Manabe, 2006)]
Futalognkosaurus Calvo, Porfiri, González-Riga and Kellner, 2007





G

Gadolosaurus Saito, 1979 [nomen nudum]
Gallimimus Osmólska, Roniewicz and Barsbold, 1972


Gallimimus

Galveosaurus Sánchez-Hernández, 2005
Galvesaurus Barco, Canudo, Cuenca-Bescós and Ruíz-Omeñaca, 2005 [JOS -> Galveosaurus]
Gansutitan You, Li D., Zhou L., and Ji Q., 2008 [nomen nudum -> Daxiatitan]
Gargoyleosaurus Carpenter, C.A. Miles and Cloward, 1998

Gargoyleosaurus
Gargoyleosaurus

Garudimimus Barsbold, 1981
Gasosaurus Dong Z.M., 1985


Gasosaurus

Gasparinisaura R.A. Coria and Salgado, 1996
Gastonia Kirkland, 1998


Gastonia

Gavinosaurus Kelly, 1998 [nomen nudum -> Eotyrannus]
Geminiraptor P. Senter, J.I. Kirkland, J. Bird & J.A. Bartlett, 2010
Genusaurus Accarie, Beaudoin, Dejax, Fries, Michard and Taquet, 1995
Genyodectes Woodward, 1901
Geranosaurus Broom, 1911
Gigantoraptor Xu X., Tan Q., Wang J., Zhao X. and Tan L., 2007
Giganotosaurus R.A. Coria and Salgado, 1995


Giganotosaurus

Gigantosaurus H.G. Seeley, 1869 [nomen dubium; PSS -> Pelorosaurus]
Gigantosaurus E. Fraas, 1908 / H.G. Seeley, 1869 -> Tornieria
Gigantoscelus van Hoepen, 1916 [JSS -> Euskelosaurus]
Gigantspinosaurus Ouyang H., 1992
Gilmoreosaurus Brett-Surman, 1979
Ginnareemimus Kaneko, 2000 [nomen nudum]
Giraffatitan Paul, 1988
Glacialisaurus N.D. Smith and Pol, 2007
• Glishades Prieto-Márquez, 2010
Glyptodontopelta Ford, 2000
Gobiceratops Alifanov, 2008
Gobisaurus Vickaryous, A.P. Russell, P.J. Currie and Zhao X., 2001
Gobititan You, Tang F. and Luo, 2003
Godzillasaurus Ikejiri, 2003 [nomen nudum; JOS –> Gojirasaurus (misspelled)]
Gojirasaurus Carpenter, 1997


Gojirasaurus

Gondwanatitan Kellner and Azevedo, 1999
Gongbusaurus Dong Z.M., Zhou S. and Zhang Y.H., 1983
Gongxianosaurus He X., Wang C., Liu S., Zhou F., Liu T., Cai and Dai, 1998
Gorgosaurus Lambe, 1914 [PSS -> Albertosaurus]
Goyocephale Perle, Maryanska and Osmólska, 1982
Graciliceratops Sereno, 2000
Graciliraptor Xu X. and Wang X., 2004
Gravisaurus Chabli vide D.B. Norman, 1989 [nomen nudum -> Lurdusaurus]
Gravitholus Wall and Galton, 1979 [nomen dubium]
Gresslyosaurus L. Rütimeyer, 1856 [PSS -> Plateosaurus]
"Gripposaurus" P.M. Barrett, P. Upchurch, Zhou X. and Wang X., 2007 [nomen nudum]
Gryponyx Broom, 1911 [JSS -> Massospondylus]
Gryposaurus Lambe, 1914
Guaibasaurus J.F. Bonaparte, Ferigolo and Ribeiro, 1999
Guanlong Xu X., Clark, Forster, Norell, Erickson, Eberth, Jia C. and Zhao Q., 2006


Guanlong

Gyposaurus Broom, 1911 [JSS -> Massospondylus]





H

"Hadrosauravus" Lambert, 1990 [nomen nudum -> Gryposaurus]
Hadrosaurus J. Leidy, 1859 [nomen dubium]
Hagryphus Zanno and S.D. Sampson, 2005
Halticosaurus F. von Huene, 1908 [nomen dubium]
Hanssuesia R. Sullivan, 2003
"Hanwulosaurus" [Anonymous] 2001 [nomen nudum; in Xinhua News Service news articles]
Haplocanthosaurus Hatcher, 1903
Haplocanthus Hatcher, 1903 / L. Agassiz, 1845 -> Haplocanthosurus
Harpymimus Barsbold and Perle, 1984
Hecatasaurus Brown, 1910 [JOS -> Telmatosaurus]
Heilongjiangosaurus Li W. and Jin J., 2001 [nomen nudum]
Heishansaurus Bohlin, 1953 [nomen dubium]
Helioceratops, Jin Liyong et al, 2009
Helopus Wiman, 1929 / J.G. Wagler, 1832 -> Euhelopus
Heptasteornis Harrison and C.A. Walker, 1975 [nomen dubium; PSS -> Elopteryx]
Herrerasaurus Reig, 1963


Herrerasaurus

Hesperonychus N.R. Longrich and P.J. Currie, 2009
Hesperosaurus Carpenter, C.A. Miles and Cloward, 2001

Hesperosaurus
Hesperosaurus

Heterodontosaurus Crompton and Charig, 1962


Heterodontosaurus

Heterosaurus Cornuel, 1850 [JSS -> Iguanodon]
Hexinlusaurus P.M. Barrett, Butler and Knoll, 2005
Heyuannia Lü, 2003
Hierosaurus Wieland, 1909
Hikanodon W.M. Keferstein, 1834 [JOS -> Iguanodon]
"Hironosaurus" Hisa, 1988 [nomen nudum]
"Hisanohamasaurus" Lambert, 1990 [nomen nudum]
Histriasaurus Dalla Vecchia, 1998
Homalocephale Maryanska and Osmólska, 1974


Homalocephale

Honghesaurus [Anonymous], 1981 [nomen nudum -> Yandusaurus]
Hongshanosaurus You, Xu X. and Wang X., 2003
Hoplitosaurus F.A. Lucas, 1902
Hoplosaurus H.G. Seeley, 1881 [nomen dubium; PSS -> Struthiosaurus]
Hortalotarsus H.G. Seeley, 1894 [JSS -> Massospondylus]
Huabeisaurus Pang and Cheng Z., 2000
Huanghetitan You, Li D., Zhou L. and Ji Q., 2006
Huaxiagnathus Hwang, Norell, Ji Q. and Gao K., 2004
"Huaxiasaurus" Rey, 2002 [nomen nudum -> Huaxiagnathus]
Huayangosaurus Dong Z.M., Tang Z. and Zhou S., 1982


Huayangosaurus

Hudiesaurus Dong Z.M., 1997
Hulsanpes Osmólska, 1982
Hungarosaurus Ösi, 2005
Hylaeosaurus G. Mantell, 1833
Hylosaurus L.J. Fitzinger, 1840 [JOS -> Hylaeosaurus]
Hypacrosaurus Brown, 1913


Hypacrosaurus

Hypselosaurus Matheron, 1869
Hypselospinus Norman, 2010
Hypsibema E.D. Cope, 1869 [nomen dubium]
Hypsilophodon T.H. Huxley, 1869


Hypsilophodon

Hypsirophus E.D. Cope, 1878 [nomen dubium; >Stegosaurus]





I

"Ichabodcraniosaurus" Novacek, 1996 [nomen nudum]
Iguanodon G. Mantell, 1825


Iguanodon

"Iguanoides" Conybeare vide Cadbury, 2000 [nomen nudum –> Iguanodon]
Iguanosaurus [Anonymous], 1824 [nomen nudum -> Iguanodon]
Iliosuchus F. von Huene, 1932
Ilokelesia R.A. Coria and Salgado,2000 (not 1998)
Incisivosaurus Xu X., Cheng Y., Wang X. and Chang C., 2002 [PSS -> Protarchaeopteryx]
Indosaurus F. von Huene and Matley, 1933
Indosuchus F. von Huene and Matley, 1933


Indosuchus

Ingenia Barsbold, 1981 / Gerlach, 1957 (replacement name not yet published)


Huayangosaurus

Inosaurus de Lapparent, 1960 [nomen dubium]
Irritator Martill, Cruickshank, Frey, Small and M. Clarke, 1996


Irritator

Isanosaurus Buffetaut, Suteethorn, Cuny, Tong, LeLoeuff, Khansubha and Jongautchariyakul, 2000
Ischisaurus Reig, 1963 [JSS -> Herrerasaurus]
Ischyrosaurus J.W. Hulke, 1874 vide R. Lydekker, 1888 / E.D. Cope, 1869
Isisaurus J.A. Wilson and P. Upchurch, 2003
"Issasaurus" G. Maier, 2003 [nomen nudum -> Dicraeosaurus]
Itemirus Kurzanov, 1976
Iuticosaurus LeLoeuff, 1993 [nomen dubium]





J

Jainosaurus Hunt, Lockley, S.G. Lucas and C. Meyer, 1995 (not 1994) [nomen dubium; PSS -> Titanosaurus]
Janenschia Wild, 1991
Jaxartosaurus Riabinin, 1937 [nomen dubium]
Jeholornis Zhou Z. and Zhang F., 2002 [JSS -> Shenzhouraptor; possible bird]
Jeholosaurus Xu X., Wang X. and You, 2000
Jenghizkhan Olshevsky vide Olshevsky, Ford and Yamamoto, 1995 [JSS -> Tarbosaurus]
Jensenosaurus Olshevsky vide B.D. Curtice, Stadtman and L.J. Curtice, 1996 [nomen nudum -> Ultrasauros; JSS -> Supersaurus]
Jeyawati McDonald, Wolfe Kirkland, 2010
"Jiangjunmiaosaurus" [Anonymous], 1987 [nomen nudum -> Monolophosaurus and Sinraptor]
Jiangjunosaurus Jia C., Forster (as Foster), Xu X. and Clark, 2007
Jiangshanosaurus Tang F., Kang, Jin X., Wei and Wu W.T., 2001
Jinfengopteryx Ji Q., Ji S., Lü, You, Chen W., Liu Y.Q. and Liu Y.X., 2005
Jingshanosaurus Zhang Y.H. and Yang Z.L., 1995
Jinzhousaurus Wang X. and Xu X., 2001
Jiutaisaurus Wu W.H., Dong Z.M., Sun, Li C. and Li T., 2006
Jixiangornis Ji Q., Ji S., Zhang H., You, Zhang J.P., Wang L., Yuan and Ji X., 2002 [possible bird]
Jobaria Sereno, Beck, Dutheil, Larsson, Lyon, Moussa, Sadleir, Sidor, Varricchio, G.P. Wilson and J.A. Wilson, 1999


Jobaria

Jubbulpuria F. von Huene and Matley, 1933 [nomen dubium]
"Jurassosaurus" Dong Z.M. vide Holden, 1992 [nomen nudum -> Tianchisaurus]
Juravenator Göhlich and Chiappe, 2006





K

"Kagasaurus" Hisa, 1988 [nomen nudum]
Kaijiangosaurus He X., 1984
Kakuru Molnar and Pledge, 1980
Kangnasaurus Haughton, 1915
Karongasaurus Gomani, 2005 [electronically published]
"Katsuyamasaurus" Lambert, 1990 [nomen nudum -> Fukuiraptor]
Kayentavenator R. Gay, 2010
Kelmayisaurus Dong Z.M., 1973
Kemkemia Cau, Andrea; Maganuco, Simone, 2009
Kentrosaurus Hennig, 1915 / Lambe, 1904 -> Kentrurosaurus and Doryphorosaurus


Kentrosaurus

Kentrurosaurus Hennig, 1916 [JOS -> Kentrosaurus]
Kerberosaurus Bolotsky and Godefroit, 2004
Khaan Clark, Norell and Barsbold, 2001
Khetranisaurus Malkani, 2006
Kinnareemimus Buffetaut, E., V. Suteethorn and H. Tong, 2009
"Kitadanisaurus" Lambert, 1990 [nomen nudum]
Kittysaurus Hargreaves, 2001 [nomen nudum -> Eotyrannus]
Klamelisaurus Zhao X., 1993
Kol ghuva Alan H. Turner, Sterling J. Nesbitt, and Mark A. Norell, 2009
Koparion Chure, 1994
Koreanosaurus Kim H.M., 1979 [nomen nudum]
Kosmoceratops: S.D. Sampson, M.A. Loewen, A.A. Farke, E.M. Roberts, C.A. Forster, J.A. Smith and A.L. Titus, 2010
Kotasaurus Yadagiri, 1988
Koutalisaurus Prieto-Marquez, Gaete, Rivas, Galobart and Boada, 2006
Kritosaurus Brown, 1910 [nomen dubium; PSS -> Anasazisaurus, Gryposaurus, and/or Naashoibitosaurus]
Kryptops Sereno and Brusatte, 2008
Kukufeldia A.T. McDonald, P.M. Barrett S.D. Chapman, 2010
Kulceratops Nessov, 1995
Kunmingosaurus Zhao X. (as Chao S.), 1985





L

Labocania Molnar, 1974
Labrosaurus O.C. Marsh, 1879 [JSS -> Allosaurus]
Laelaps E.D. Cope, 1866 / Koch, 1836 -> Drytosaurus
Laevisuchus F. von Huene and Matley, 1933 [nomen dubium]
Lagerpeton Romer, 1971
Lagosuchus Romer, 1971 [nomen dubium]
Lamaceratops Alifanov, 2003
Lambeosaurus Parks, 1923


Lambeosaurus

Lametasaurus Matley, 1923 [nomen dubium]
Lamplughsaura Kutty, Chatterjee, Galton and P. Upchurch, 2007
Lanasaurus Gow, 1975
Lancangosaurus Zhao X. vide Dong Z.M., Zhou S. and Zhang Y.H., 1983 [nomen nudum -> Datousaurus]
Lancanjiangosaurus Zhao X., 1983 [nomen nudum]
Lanzhousaurus You, Ji Q and Li D, 2005
Laosaurus O.C. Marsh, 1878 [nomen dubium]
Laplatasaurus F. von Huene, 1929
Lapparentosaurus J.F. Bonaparte, 1986
Leaellynasaura T. Rich and Vickers-Rich (as P. Rich), 1989

Leaellynasaura
Leaellynasaura

Leipsanosaurus F. Nopcsa, 1918 [PSS -> Struthiosaurus]
Lengosaurus Kelly, 1998 [nomen nudum -> Eotyrannus]
Leptoceratops Brown, 1914
Leptospondylus R. Owen, 1854 [JSS -> Massospondylus]
Leshansaurus Li F., Peng G., Ye Y., Jiang S. and Huang D., 2009
Lesothosaurus Galton, 1978 [PSS -> Fabrosaurus]


Lesothosaurus

Lessemsaurus J.F. Bonaparte, 1999
Levnesovia, Hans-Dieter Sues and Alexander Averianov, 2009
Lexovisaurus Hoffstetter, 1957

LexovisaurusLexovisaurus

Liaoceratops Xu X., Makovicky, Wang X., Norell and You, 2002
Liaoningosaurus Xu X., Wang X. and You, 2001
Liassaurus Welles, H.P. Powell and Pickering vide Pickering, 1995 [nomen nudum]
Ligabueino J.F. Bonaparte, 1996
Ligabuesaurus J.F. Bonaparte, González-Riga (as González Riga) and Apesteguía, 2006
"Ligomasaurus" G. Maier, 2003 [nomen nudum -> Giraffatitan]
Liliensternus Welles, 1984


Liliensternus

Limaysaurus Salgado, Garrido, S.E. Cocca and J.R. Cocca, 2004
Limnosaurus F. Nopcsa, 1899 / O.C. Marsh, 1872 -> Telmatosaurus and Hecatasaurus
Limusaurus
Xu, X., et al, 2009
Lirainosaurus Sanz, J.E. Powell, Le Loeuff, R.D. Martínez and Pereda-Suberbiola, 1999
Loncosaurus F. Ameghino, 1898 [nomen dubium]
Longosaurus Welles, 1984 [JSS -> Coelophysis]
Lophorhothon W.R. Langston, 1960
Lophostropheus Ezcurra and Cuny, 2007
Loricatosaurus S. Maidment, D.B. Norman, P.M. Barrett and P. Upchurch, 2008
Loricosaurus F. von Huene, 1929
Losillasaurus Casanovas-Cladellas (as Casanovas), Santafe and Sanz, 2001
Lourinhanosaurus Mateus, 1998
Lourinhasaurus Dantas, Sanz, Da Silva, Ortega, Dos Santos and Cachao, 1998
Luanchuanraptor Lü, Xu L., Zhang X.L., Ji Q., Jia S., Hu W., Zhang J.M. and Wu Y., 2007
Luanpingosaurus Cheng vide Chen P., 1996 [nomen nudum -> Psittacosaurus]
Luckyraptor [Anonymous], 2007 [nomen nudum]
Lufengocephalus Yang Z.J. (as Young C.C.), 1974 [JSS -> Lufengosaurus]
Lufengosaurus Yang Z.J. (as Young C.C.), 1941
Lukousaurus Yang Z.J. (as Young C.C.), 1948
Luoyanggia Lü, Xu L., Jiang X., Jia S., Li M., Yuan, Zhang X.L. and Ji Q., 2009
Luoyangosaurus Lü, 2009 [nomen nudum -> Luoyanggia]
Lurdusaurus Taquet and D.A. Russell, 1999
Lusitanosaurus de Lapparent and Zbyszewski, 1957
Lusotitan Telles Antunes and Mateus, 2003
Lycorhinus Haughton, 1924





M

Machairasaurus N.R. Longrich, P.J. Currie and Dong Z-M, 2010
• Macrodontophion
A. Zborzewski, 1834 [nomen dubium]
Macrogryphosaurus Calvo, Porfiri and F.E. Novas, 2007
Macrophalangia C.M. Sternberg, 1932 [JSS -> Chirostenotes]
Macrurosaurus H.G. Seeley, 1876
"Madsenius" Lambert, 1990 [nomen nudum -> Allosaurus]
Magnirostris You and Dong Z.M., 2003
Magnosaurus F. von Huene, 1932
Magulodon Kranz, 1996 [nomen nudum]
Magyarosaurus F. von Huene, 1932
Mahakala Turner, Pol, J.A. Clarke, Erickson and Norell, 2007
Maiasaura Horner and Makela, 1979

Maiasaura
Maiasaura

Majungasaurus Lavocat, 1955


Majungasaurus

Majungatholus Sues and Taquet, 1979 [JSS -> Majungasaurus]
Malarguesaurus González-Riga, Previtera and Pirrone, 2008
Malawisaurus Jacobs, Winkler, W.R. Downs and Gomani, 1993
Maleevosaurus Carpenter, 1992 [JSS -> Tarbosaurus]
Maleevus Tumanova, 1987
Mamenchisaurus Yang Z.J. (as Young C.C.), 1954


Mamenchisaurus

Mandschurosaurus Riabinin, 1930 [nomen dubium; PSS ->Amurosaurus or Charonosaurus]
Manospondylus E.D. Cope, 1892 [nomen dubium; PSS -> Tyrannosaurus]
Mantellisaurus Paul, 2006
Mapusaurus R.A. Coria and P.J. Currie, 2006

Mapusaurus
Mapusaurus

Marasuchus Sereno and Arcucci, 1994
Marisaurus Malkani, 2006
Marmarospondylus R. Owen, 1875 [nomen dubium]
Marshosaurus J.H. Madsen, 1976
Masiakasaurus S.D. Sampson, Carrano and Forster, 2001


Masiakasaurus

Massospondylus R. Owen, 1854
Maxakalisaurus Kellner, Campos, Azevedo, Trotta, Henriques, Craik and Silva, 2006
Medusaceratops Ryan, A. P., Russell and Hartman, 2010
Megacervixosaurus Zhao X., 1983 [nomen nudum]
Megadactylus E. Hitchcock, 1865 / L.J. Fitzinger, 1843 -> Amphisaurus
"Megadontosaurus" Brown vide Ostrom, 1970 [nomen nudum -> Deinonychus and Microvenator]
Megalosaurus W. Buckland, 1824


Megalosaurus

Megapnosaurus Ivie, Slipinski and Wegrzynowicz, 2001 [JSS -> Coelophysis]
Megaraptor F.E. Novas, 1998
Mei Xu X., and Norell, 2004
Melanorosaurus Haughton, 1924
Mendozasaurus González-Riga (as González Riga), 2003
Merosaurus Welles, H.P. Powell and Pickering vide Pickering, 1995 [nomen nudum]
Metriacanthosaurus A.D. Walker, 1964


Metriacanthosaurus

Microcephale Sereno, 1997 [nomen nudum]
Microceratops Bohlin, 1953 / Seyrig, 1952 -> Microceratus
Microceratus Mateus, 2008 [nomen dubium]
Microcoelus R. Lydekker, 1893 [nomen dubium; PSS -> Saltasaurus]
Microdontosaurus Zhao X., 1983 [nomen nudum]
Microhadrosaurus Dong Z.M., 1979 [nomen dubium]
Micropachycephalosaurus Dong Z.M., 1978
Microraptor Xu X., Zhou Z. and Wang X., 2000


Microraptor

Microsaurops Kuhn, 1963 [JOS -> Microcoelus]
Microvenator Ostrom, 1970
"Mifunesaurus" Hisa, 1985 [nomen nudum]
Minmi Molnar, 1980

Minmi
Minmi

Minotaurasaurus C.A. Miles and C.J. Miles, 2009
Miragaia Mateus, S. Maidment and N.A. Christiansen, 2009
Mirischia Naish, Martill and Frey, 2004
Moabosaurus Britt vide [Anonymous] 2006 [nomen nudum, in "The Gigantic Dinosaur Expo 2006 Official Guidebook"]
Mochlodon H.G. Seeley, 1881
"Mohammadisaurus" G. Maier, 2003 [nomen nudum -> Tornieria]
Mojoceratops N.R. Longrich, 2010 [PSS -> Eoceratops]
Mongolosaurus Gilmore, 1933 [nomen dubium]
Monkonosaurus Zhao X. vide Dong Z.M., 1990
Monoclonius E.D. Cope, 1876 [nomen dubium; PSS -> Centrosaurus or Styracosaurus]
Monolophosaurus Zhao X. and P.J. Currie, 1994 (not 1993)


Monolophosaurus

Mononychus Perle, Norell, Chiappe and Clark, 1993 / Schueppel, 1824 -> Mononykus
Mononykus Perle, Norell, Chiappe and Clark, 1993


Mononykus

Montanoceratops C.M. Sternberg, 1951
Morinosaurus H.E. Sauvage, 1874 [nomen dubium; PSS -> Pelorosaurus]
Morosaurus O.C. Marsh, 1878 [JSS -> Camarasaurus]
"Moshisaurus" Hisa, 1985 [nomen nudum -> Mamenchisaurus]
"Mtapaiasaurus" G. Maier, 2003 [nomen nudum -> Giraffatitan]
"Mtotosaurus" G. Maier, 2003 [nomen nudum -> Dicraeosaurus]
Mussaurus J.F. Bonaparte and Vince, 1979
Muttaburrasaurus Bartholomai and Molnar, 1981

Muttaburrasaurus
Muttaburasaurus

Muyelensaurus Calvo, González-Riga and Porfiri, 2007
Mymoorapelta Kirkland and Carpenter, 1994





N

Naashoibitosaurus Hunt and S.G. Lucas, 1993 [PSS -> Gryposaurus or Kritosaurus]
Nanningosaurus Mo, Zhao Z., Wang W. and Xu X., 2007
Nanosaurus O.C. Marsh, 1877
Nanotyrannus Bakker, Williams and P.J. Currie, 1988 [PSS -> Tyrannosaurus]


Nanotyrannus

Nanshiungosaurus Dong Z.M., 1979
Nanyangosaurus Xu X., Zhao X., Lü, Huang W., Li Z. and Dong Z.M., 2000
Nectosaurus Versluys, 1910 / Merriam, 1905 -> Kritosaurus
Nedcolbertia Kirkland, Britt, Whittle, S.K. Madsen and Burge, 1998
Nedoceratops Ukrainsky, 2007 [PSS -> Triceratops]
Neimongosaurus Zhang X.H., Xu X., Zhao X., Sereno, Kuang and Tan L., 2001
Nemegtia Lü, Tomida, Azuma, Dong Z.M. and Lee, 2004 / Szczechura, 1978 -> Nemegtomaia
Nemegtomaia Lü, Tomida, Azuma, Dong Z.M. and Lee, 2005
Nemegtosaurus Nowinski, 1971
Neosaurus Gilmore vide Gilmore and Stewart, 1945 / F. Nopcsa, 1923 -> Parrosaurus
Neosodon M. de la Moussaye, 1885
Neovenator Hutt, Martill and Barker, 1996


Neovenator

Neuquenraptor F.E. Novas and D. Pol, 2005 [PSS -> Unenlagia]
Neuquensaurus J.E. Powell, 1992
Newtonsaurus Welles vide Welles and Pickering, 1999 [nomen nudum]
Ngexisaurus Zhao X., 1983 [nomen nudum]
Nigersaurus Sereno, Beck, Dutheil, Larsson, Lyon, Moussa, Sadleir, Sidor, Varricchio, G.P. Wilson and J.A. Wilson, 1999

Nigersaurus
Nigersaurus

Niobrarasaurus Carpenter, Dilkes and Weishampel, 1995
Nipponosaurus Nagao, 1936
Noasaurus J.F. Bonaparte and J.E. Powell, 1980
Nodocephalosaurus R. Sullivan, 1999
Nodosaurus O.C. Marsh, 1889
Nomingia Barsbold, Osmólska, Watabe, P.J. Currie and Tsogtbaatar, 2000
Nopcsaspondylus Apesteguía, 2007
Nothronychus Kirkland and Wolfe, 2001
Notoceratops Tapia, 1918 [nomen dubium]
Notohypsilophodon R.D. Martínez, 1998
Nqwebasaurus de Klerk, Foster, S.D. Sampson, Chinsamy and Ross, 2000
"Nteregosaurus" G. Maier, 2003 [nomen nudum -> Janenschia]
Nuoersaurus Dong Z.M. and Li X.M., 1991 [nomen nudum; later spelled Nuoerosaurus and Nurosaurus but neither formally described nor named]
Nuthetes R. Owen, 1854
"Nyororosaurus" G. Maier, 2003 [nomen nudum -> Dicraeosaurus]





O

Ohmdenosaurus Wild, 1978
Ojoceratops R. Sullivan and S. G. Lucas, 2010
Oligosaurus H.G. Seeley, 1881 [nomen dubium; PSS -> Rhabdodon]
Olorotitan Godefroit, Bolotsky and Alifanov, 2003
Omeisaurus Yang Z.J. (as Young C.C.), 1939
Omnivoropteryx Czerkas and Ji Q., 2002
Omosaurus R. Owen, 1875 / J. Leidy, 1856 -> Dacentrurus
Onychosaurus F. Nopcsa, 1902 [nomen dubium; PSS -> Rhabdodon]
Opisthocoelicaudia Borsuk-Bialynicka, 1977
Oplosaurus P. Gervais, 1852 [nomen dubium; PSS -> Pelorosaurus]
Orcomimus Triebold, 1997 [nomen nudum]
Orinosaurus R. Lydekker, 1889 [JOS -> Orosaurus]
Orkoraptor F.E. Novas, Ezcurra and Lecuona, 2008
Ornatotholus Galton and Sues, 1983 [JSS -> Stegoceras]
Ornithodesmus H.G. Seeley, 1887
Ornithoides Osborn, 1924 [nomen nudum -> Saurornithoides]
Ornitholestes Osborn, 1903


Ornitholestes

Ornithomerus H.G. Seeley, 1881 [JSS -> Rhabdodon]
Ornithomimoides F. von Huene and Matley, 1933 [nomen dubium]
Ornithomimus O.C. Marsh, 1890

Ornithomimus
Ornithomimus

Ornithopsis H.G. Seeley, 1870 [nomen dubium]
Ornithotarsus E.D. Cope, 1869 [nomen dubium; PSS -> Hadrosaurus]
Orodromeus Horner and Weishampel, 1988
Orosaurus T.H. Huxley, 1867 [JSS -> Euskelosaurus]
Orthogoniosaurus Das-Gupta, 1931 [nomen dubium]
Orthomerus H.G. Seeley, 1883 [nomen dubium; PSS -> Telmatosaurus]
Oryctodromeus Varricchio, A.J. Martin and Katsura, 2007
Oshanosaurus Zhao X. (as Chao S.), 1985 [nomen nudum]
Othnielosaurus Galton, 2006


Othnielosaurus

Otogosaurus Zhao X. and Tan L., 2004 [citation not seen, author's name(s) may change]
Ouranosaurus Taquet, 1976


Ouranosaurus

Oviraptor Osborn, 1924


Oviraptor

Ovoraptor Osborn, 1924 [nomen nudum -> Velociraptor]
Ozraptor J.A. Long and Molnar, 1998





P

Pachycephalosaurus Brown and Schlaikjer, 1943


Pachycephalosaurus

Pachyrhinosaurus C.M. Sternberg, 1950


Pachyrhinosaurus

Pachysauriscus Kuhn, 1959 [nomen dubium; PSS -> Plateosaurus]
Pachysaurops F. von Huene, 1961 (not 1959) [JOS -> Pachysauriscus]
Pachysaurus F. von Huene, 1908 / L.J. Fitzinger, 1843 -> Pachysauriscus
Pachyspondylus R. Owen, 1854 [JSS -> Massospondylus]
Pakisaurus Malkani, 2006
Palaeopteryx Jensen, 1981
Palaeoscincus J. Leidy, 1856 [nomen dubium; PSS -> Edmontonia or Panoplosaurus]
Paludititan Z. Csiki, V. Codrea, C. Jipa-Murzea and P. Godefroit, 2010
Paluxysaurus Rose, 2007
Panamericansaurus J.O. Calvo and J.D. Porfiri, 2010
Panoplosaurus Lambe, 1919
Panphagia R.N. Martínez and Alcober, 2009
Pantydraco Galton, Yates and Kermack, 2007
Paraiguanodon Brown vide Olshevsky, 1991 [nomen nudum -> Bactrosaurus]
Paralititan J.B. Smith, Lamanna, Locovara, Dodson, J.R. Smith, Poole, Giegengack and Attia, 2001
Paranthodon F. Nopcsa, 1929
Pararhabdodon Casanovas-Cladellas, Santafé-Llopis and Isidro-Llorens, 1993
Parasaurolophus Parks, 1922


Parasaurolophus

Parksosaurus C.M. Sternberg, 1937
Paronychodon E.D. Cope, 1876 [nomen dubium]
Parrosaurus Gilmore, 1945 [nomen dubium; PSS -> Hypsibema]
Parvicursor Karhu and Rautian, 1996
Patagonykus F.E. Novas, 1996
Patagosaurus J.F. Bonaparte, 1979


Patagosaurus

Pawpawsaurus Lee, 1996
Pectinodon Carpenter, 1982
Pedopenna Xu X. and Zhang F., 2005
Peishansaurus Bohlin, 1953 [nomen dubium]
Pelecanimimus Perez-Moreno, Sanz, Buscalioni, Moratalla, Ortega and Rasskin-Gutman, 1994


Pelecanimimus

Pellegrinisaurus Salgado, 1996
Peloroplites Carpenter, Bartlett, Bird and Barrick, 2008
Pelorosaurus G. Mantell, 1850


Pelorosaurus

Peltosaurus Brown vide Chure and McIntosh, 1989 (see also Glut, 1972) / E.D. Cope, 1873 -> Sauropelta
Penelopognathus Godefroit, Li H. and Shang, 2005
Pentaceratops Osborn, 1923


Pentaceratops

Phaedrolosaurus Dong Z.M., 1973
Phuwiangosaurus V. Martin, Buffetaut and Suteethorn, 1994
Phyllodon Thulborn, 1973
Piatnitzkysaurus J.F. Bonaparte, 1979


Piatnitzkysaurus

Pinacosaurus Gilmore, 1933
Pisanosaurus Casamiquela, 1967
Pitekunsaurus Filippi and Garrido, 2008
Piveteausaurus Taquet and Welles, 1977
Planicoxa DiCroce and Carpenter, 2001
Plateosauravus F. von Huene, 1932 [JSS -> Euskelosaurus]
Plateosaurus von Meyer, 1837


Plateosaurus

Platyceratops Alifanov, 2003
Pleurocoelus O.C. Marsh, 1888
Pleuropeltus H.G. Seeley, 1881 [nomen dubium; PSS -> Struthiosaurus]
Pneumatoraptor Ösi, Apesteguía and Kowalewski, 2010
Podokesaurus Talbot, 1911 [JSS -> Coelophysis]
Poekilopleuron Eudes-Deslongchamps, 1838
Polacanthoides F. Nopcsa, 1928 [PSS -> Hylaeosaurus]
Polacanthus R. Owen vide [Anonymous], 1865
Polyodontosaurus Gilmore, 1932 [JSS -> Troodon]
Polyonax E.D. Cope, 1874 [JSS -> Triceratops]
Ponerosteus Olshevsky, 2000 [nomen dubium]
Pradhania Kutty, Chatterjee, Galton and P. Upchurch, 2007
Prenocephale Maryanska and Osmólska, 1974


Prenocephale

Prenoceratops Chinnery, 2004
Priconodon O.C. Marsh, 1888 [nomen dubium]
Priodontognathus H.G. Seeley, 1875 [nomen dubium]
Probactrosaurus Rozhdestvensky, 1966
Proceratops Lull, 1906 [JOS -> Ceratops]
Proceratosaurus F. von Huene, 1926


Proceratosaurus

Procerosaurus Fritsch, 1905 / F. von Huene, 1902 -> Ponerosteus
Procheneosaurus Matthew, 1920 [JSS -> Lambeosaurus]
Procompsognathus E. Fraas, 1913

Procompsognathus
Protoceratops

Prodeinodon Osborn, 1924 [nomen dubium]
Proiguanodon van den Broeck, 1900 [nomen nudum -> Iguanodon]
Proplanicoxa: K. Carpenter and Y. Ishida, 2010
Prosaurolophus Brown, 1916
Protarchaeopteryx Ji Q. and Ji S., 1997
Protiguanodon Osborn, 1923 [JSS -> Psittacosaurus]
Protoavis Chatterjee, 1991
Protoceratops Granger and Gregory, 1923


Protoceratops

Protognathosaurus Olshevsky, 1991
Protognathus Zhang Y.H., 1988 / Basilewsky, 1950 -> Protognathosaurus
Protohadros Head, 1998
Protorosaurus Lambe, 1914 / H. von Meyer, 1830 -> Chasmosaurus
Protrachodon F. Nopcsa, 1923 [nomen nudum -> Orthomerus]
Proyandusaurus Knoll, 1999
Pseudolagosuchus Arcucci, 1987
Psittacosaurus Osborn, 1923


Psittacosaurus

Pteropelyx E.D. Cope, 1889 [nomen dubium]
Pterospondylus Jaekel, 1913 [PSS -> Procompsognathus]
Puertasaurus F.E. Novas, Salgado, Calvo and Agnolin, 2005
Pukyongosaurus Dong Z.M., Paik and Kim H.J., 2001
Pycnonemosaurus Kellner and Campos, 2002
Pyroraptor Allain and Taquet, 2000





Q

Qantassaurus T. Rich and Vickers-Rich, 1999
Qiaowanlong You H.-L. and Li D.-Q., 2009
Qingxiusaurus Mo, Huang C., Zhao Z., Wang W. and Xu X., 2008
Qinlingosaurus Xue, Zhang Y.X., Bi, Yue and Chen D., 1996
Quaesitosaurus Bannikov and Kurzanov vide Kurzanov and Bannikov, 1983
Quilmesaurus R.A. Coria, 2001





R

Rahiolisaurus F.E. Novas, S. Chatterjee, D.K. Rudra P.M. Datta, 2010
Rahona
Forster, S.D. Sampson, Chiappe and Krause, 1998 / Griveaud, 1975 -> Rahonavis
Rahonavis Forster, S.D. Sampson, Chiappe and Krause, 1998
Rajasaurus J.A. Wilson, Sereno, Srivastava, Bhatt, Khosla and Sahni, 2003


Rajasaurus

Rapator F. von Huene, 1932 [nomen dubium]
Rapetosaurus Rogers and Forster, 2001
Raptorex P.C. Sereno, Tan L., S.L. Brusatte, H.J. Kriegstein, Zhao X. and K. Cloward, 2009
Rayososaurus J.F. Bonaparte, 1996
Razanandrongobe Maganuco, Dal Sasso and Pasini, 2006 (possible crocodylomorph or theropod)
Rebbachisaurus Lavocat, 1954
Regnosaurus G. Mantell, 1848
Revueltoraptor Hunt, 1994 vide Nesbitt, Irmis and Parker, 2007 [nomen ex dissertatione -> Gojirasaurus]
Rhabdodon Matheron, 1869
Rhadinosaurus H.G. Seeley, 1881 [nomen dubium]
Rhodanosaurus F. Nopcsa, 1929 [JSS -> Struthiosaurus]
Rhoetosaurus Longman, 1926

Rhoetosaurus
Rhoetosaurus

Ricardoestesia P.J. Currie, Rigby and R.E. Sloan, 1990
Rileya F. von Huene, 1902 / W.H. Ashmead, 1888 -> Rileyasuchus [nomen dubium]
Rileyasuchus Kuhn, 1961 [nomen dubium]
Rinchenia Barsbold, 1997 vide Osmólska, P.J. Currie and Barsbold, 2004
Rinconsaurus Calvo and González-Riga (as González Riga), 2003
Rioarribasaurus Hunt and S.G. Lucas, 1991 [nomen rejectum -> Coelophysis]
Riojasaurus J.F. Bonaparte, 1969
Rocasaurus Salgado and Azpilicueta, 2000
Roccosaurus van Heerden vide Anderson and Cruickshank, 1978 [nomen nudum -> Melanorosaurus]
Rubeosaurus McDonald and Horner, 2010
Ruehleia Galton, 2001
Rugops Sereno, J.A. Wilson and Conrad, 2004


Rugops

Rutellum E. Lhuyd, 1699 [nomen oblitum; pre-Linnaean name cf. Delair and Sarjeant, 2002]
Ruyangosaurus Lu J, Xu L, Jia S, Zhang X, Zhang J, Yang L, You H and Ji Q, 2009





S

Sacisaurus Ferigolo and Langer, 2006
Sahaliyania Godefroit, Hai, Yu and Lauters, 2008
Saichania Maryanska, 1977


Saichania

"Salimosaurus" G. Maier, 2003 [nomen nudum -> Giraffatitan]
Saltasaurus J.F. Bonaparte and J.E. Powell, 1980


Saltasaurus

Saltopus F. von Huene, 1910
"Saltriosaurus" Dal Sasso, 2000 [nomen nudum]
"Sanchusaurus" Hisa, 1985 [nomen nudum -> Gallimimus]
Sangonghesaurus Zhao X., 1983 [nomen nudum -> Tianchisaurus]
Sanjuansaurus O.A. Alcober and R.N. Martínez, 2010
Sanpasaurus Yang Z.J. (as Young C.C.), 1944 [nomen dubium]
Santanaraptor Kellner, 1999
Sarahsaurus T.B. Rowe, H-D Sues and R.R. Reisz, 2010
Sarcolestes R. Lydekker, 1893
Sarcosaurus Andrews, 1921
Saturnalia Langer, Abdala, Richter and Benton, 1998
Sauraechmodon H. Falconer, 1861 [nomen nudum -> Echinodon]
Saurolophus Brown, 1912


Saurolophus

Sauropelta Ostrom, 1970


Sauropelta

Saurophaganax Chure, 1995


Saurophaganax

Saurophagus J.W. Stovall vide Ray, 1941 / W.J. Swainson 1831
Sauroplites Bohlin, 1953 [nomen dubium]
Sauroposeidon Wedel, Cifelli and Sanders, 2000
Saurornithoides Osborn, 1924


Saurornithoides

Saurornitholestes Sues, 1978

Saurornitholestes
Saurornitholestes

Scansoriopteryx Czerkas and Yuan, 2002
Scelidosaurus R. Owen, 1859


Scelidosaurus

Scipionyx Dal Sasso and Signore, 1998
Scolosaurus F. Nopcsa, 1928
Scrotum Brookes, 1763 [nomen oblitum; PSS -> Megalosaurus]
Scutellosaurus Colbert, 1981
Secernosaurus Brett-Surman, 1979
Segisaurus Camp, 1936
Segnosaurus Perle, 1979


Segnosaurus

"Selimanosaurus" G. Maier, 2003 [nomen nudum -> Dicraeosaurus]
Sellacoxa K. Carpenter and Y. Ishida, 2010
Sellosaurus F. von Huene, 1908
Serendipaceratops T. Rich and Vickers-Rich, 2003
Shamosaurus Tumanova, 1983
Shanag Turner, Hwang and Norell, 2007
Shanshanosaurus Dong Z.M., 1977 [JSS -> Tarbosaurus]
Shantungosaurus Hu C., 1973
Shanxia P.M. Barrett, You, P. Upchurch and Burton, 1998
Shanyangosaurus Xue, Zhang Y.H., Bi, Yue and Chen D., 1996
Shaochilong
Shenzhouraptor Ji Q., Ji S., You, Zhang J.P., Yuan, Ji X., Li J. and Li Y.X., 2002 [possible bird]
Shenzhousaurus Ji Q., Norell, Makovicky, Gao K., Ji S. and Yuan, 2003
Shidaisaurus Wu X., P.J. Currie, Dong Z.M., Pan S. and Wang T., 2009
Shixinggia Lü and Zhang B., 2005
Shuangmiaosaurus You, Ji Q., Li J. and Li Y.X., 2003
Shunosaurus Dong Z.M., Zhou S. and Zhang Y.H., 1983


Shunosaurus

Shuvosaurus Chatterjee, 1993 [dinosaurian status currently in debate]
Shuvuuia Chiappe, Norell and Clark, 1998
Siamosaurus Buffetaut and Ingavat, 1986
Siamotyrannus Buffetaut, Suteethorn and Tong, 1996
Sigilmassasaurus D.A. Russell, 1996
Silesaurus Dzik, 2003
Siluosaurus Dong Z.M., 1997 [nomen dubium]
Silvisaurus Eaton, 1960
Similicaudipteryx He T., Wang X.L. and Zhou Z., 2008
Sinocalliopteryx Ji S., Ji Q., Lü and Yuan, 2007
Sinoceratops Xu X., Wang K., Zhao X. and Li D. J., 2010
Sinocoelurus Yang Z.J. (as Young C.C.), 1942
Sinornithoides D.A. Russell and Dong Z.M., 1994 (not 1993)


Sinornithoides

Sinornithomimus Kobayashi and Lü, 2003
Sinornithosaurus Xu X., Wang X. and Wu X., 1999

Sinornithosaurus
Sinornithosaurus

Sinosauropteryx Ji Q. and Ji S., 1996


Sinosauropteryx

Sinosaurus Yang Z.J. (as Young C.C.), 1948
Sinotyrannus Ji Q., Ji S.-A. and Zhang L.-J., 2009
Sinovenator Xu X., Norell, Wang X., Makovicky and Wu X., 2002
Sinraptor P.J. Currie and Zhao X., 1994 (not 1993)


Sinraptor

Sinucerasaurus Xu X. and Wang X., 2004 vide Xu X. and Norell, 2006 [JOS -> Sinusonasus]
Sinusonasus Xu X. and Wang X., 2004
Skorpiovenator Canale, Scanferla, Agnolin and F.E. Novas, 2008
Sonidosaurus Xu X., Zhang X.H., Tan Q., Zhao X. and Tan L., 2006
Sonorasaurus Ratkevich, 1998
Sphaerotholus Williamson and Carr, 2003 [PSS -> Prenocephale]
Sphenospondylus H.G. Seeley, 1882 [JSS -> Iguanodon]
Spinophorosaurus K. Remes, F. Ortega, I. Fierro, U. Joger, R. Kosma, J.M.M. Ferrer, Chiappe, Dantas, Escaso, Gasulla, López, Pomares, B. Ribeiro, Sanz, Tent-Manclús, Faust, H. Joger, J. Joger, Krüger, Mudroch, Rabe, Ritter, Sommer, O.A. Ide and A. Maga, 2009
Spinosaurus E. Stromer, 1915


Spinosaurus


Spinostropheus Sereno, J.A. Wilson and Conrad, 2004
Staurikosaurus Colbert, 1970


Staurikosaurus

Stegoceras Lambe, 1902


Stegoceras

Stegopelta Williston, 1905 [PSS -> Nodosaurus]
Stegosaurides Bohlin, 1953 [nomen dubium]
Stegosaurus O.C. Marsh, 1877


Stegosaurus

Stenonychosaurus C.M. Sternberg, 1932 [JSS -> Troodon]
Stenopelix H. von Meyer, 1857
Stenotholus Giffin, Gabriel and Johnson, 1988 [JSS -> Stygimoloch]
Stephanosaurus Lambe, 1914 [nomen dubium; PSS -> Lambeosaurus]
Stereocephalus Lambe, 1902 / Lynch-Arribalzaga, 1884 -> Euoplocephalus
Sterrholophus O.C. Marsh, 1891 [JSS -> Triceratops]
Stokesosaurus J.H. Madsen, 1974
Stormbergia Butler, 2005
Strenusaurus J.F. Bonaparte, 1969 [JSS -> Riojasaurus]
Streptospondylus H. von Meyer, 1830 [nomen dubium]
Struthiomimus Osborn, 1916

Struthiomimus
Struthiomimus

Struthiosaurus E. Bunzel, 1870
Stygimoloch P.M. Galton H-D Sues, 1983 [PSS - > Pachycephalosaurus]


Stygimoloch

Stygivenator Olshevsky vide Olshevsky, Ford and Yamamoto, 1995 [JSS -> Tyrannosaurus]
Styracosaurus Lambe, 1913


Styracosaurus

Suchomimus Sereno, Beck, Dutheil, Gado, Larsson, Lyon, Marcot, Rauhut, Sadleir, Sidor, Varricchio, G.P. Wilson and J.A. Wilson, 1998


Suchomimus

Suchosaurus R. Owen, 1841 [nomen dubium; PSS ->Baryonyx]
"Sugiyamasaurus" Lambert, 1990 [nomen nudum]
Sulaimanisaurus Malkani, 2006
Supersaurus Jensen, 1985


Supersaurus

Suuwassea Harris and Dodson, 2004
Suzhousaurus Li D., Peng C., You, Lamanna, Harris, Lacovara and Zhang J.P., 2007
Symphyrophus E.D. Cope, 1878 [JSS -> Camptosaurus]
Syngonosaurus H.G. Seeley, 1879 [nomen dubium]
Syntarsus Raath, 1969 / L. Fairmaire, 1869 -> Megapnosaurus
Syrmosaurus Maleev, 1952 [JSS -> Pinacosaurus]
Szechuanoraptor Chure, 2001 [nomen ex dissertatione]

Szechuanosaurus
Szechuanosaurus

Szechuanosaurus Yang Z.J. (as Young C.C.), 1942 [nomen dubium]





T

Talarurus Maleev, 1952
Talenkauen F.E. Novas, Cambiaso and Ambrosio, 2004
Tangvayosaurus Allain, Taquet, Battail, Dejax, Richir, Veran, Limon-Duparcmeur, Vacant, Mateus, Sayarath, Khenthavong and Phouyavong, 1999
Tanius Wiman, 1929
Tanycolagreus Carpenter, C.A. Miles and Cloward, 2005
Tanystrosuchus Kuhn, 1963 [nomen dubium; PSS -> Halticosaurus or Liliensternus]
Tarascosaurus Le Loeuff and Buffetaut, 1991
Tarbosaurus Maleev, 1955


Tarbosaurus

Tarchia Maryanska, 1977
Tastavinsaurus Canudo, Royo-Torres and Cuenca-Bescós, 2008
Tatankacephalus W.L. Parsons and K.M. Parsons, 2009
• Tatankaceratops Ott Larson, 2010


Tarchia

Tatisaurus Simmons, 1965
Taveirosaurus Telles Antunes and Sigogneau-Russell, 1991
Tawa S.J. Nesbitt, N.D. Smith, R.B. Irmis, A.H. Turner, A. Downs and M.A. Norell, 2009
Tawasaurus Yang Z.J. (as Young C.C.), 1982
Tazoudasaurus Allain, Aquesbi, Dejax, C. Meyer, Monbaron, Montenat, Richir, Rochdy, D.A. Russell and Taquet, 2004
Technosaurus Chatterjee, 1984
Tehuelchesaurus T. Rich, Vickers-Rich, Gimenez, Cúneo, Puerta and Vacca, 1999
Teinurosaurus F. Nopcsa, 1928 vide F. Nopcsa, 1929 [nomen dubium]
Telmatosaurus F. Nopcsa, 1903
Tenantosaurus Brown vide Chure and McIntosh, 1989 [nomen nudum -> Tenontosaurus]
Tendaguria J.F. Bonaparte, Heinrich and Wild, 2000
Tenontosaurus Ostrom, 1970

Tenontosaurus
Tenontosaurus

Tethyshadros F.M. Dalla Vecchia, 2009
Tetragonosaurus Parks, 1931 [nomen rejectum -> Procheneosaurus]
Texacephale N.R. Longrich, J. Sankey, and D. Tanke, 2010
Texasetes Coombs, 1995
Teyuwasu Kischlat, 1999
Thecocoelurus F. von Huene, 1923 [nomen dubium]
Thecodontosaurus Riley and Stutchbury, 1836
Thecospondylus H.G. Seeley, 1882 [nomen dubium]
Theiophytalia Brill and Carpenter, 2006
Therizinosaurus Maleev, 1954

Therizinosaurus
Therizinosaurus

Therosaurus L.J. Fitzinger, 1840 [JOS -> Iguanodon]
Thescelosaurus Gilmore, 1913
Thespesius J. Leidy, 1856 [nomen dubium]
Thotobolosaurus Ellenberger, 1972 [nomen nudum]
Tianchisaurus Dong Z.M., 1993
Tianchungosaurus Zhao X., 1983 [nomen nudum]
Tianyulong Zheng X.T., You H.L., Xu X. and Dong Z.M., 2009
Tianyuraptor Zheng, X., Xu, X., You, H., Zhao, Q. and Dong, Z. 2009
Tianzhenosaurus Pang and Cheng Z., 1998
Tichosteus E.D. Cope, 1877 [nomen dubium]
Tienshanosaurus Yang Z.J. (as Young C.C.), 1937
Timimus T. Rich and Vickers-Rich, 1994
Titanosaurus R. Lydekker, 1877 [nomen dubium]
Titanosaurus O.C. Marsh, 1877 / R. Lydekker, 1877 -> Atlantosaurus [nomen dubium]

Titanosaurus
Titanosaurus

Tochisaurus Kurzanov and Osmólska, 1991
Tomodon J. Leidy, 1865 / A. Duméril 1853 -> Diplotomodon
Tonganosaurus
Li K, Yang C-Y, Liu J. Wang Z-X, 2010
Tonouchisaurus Barsbold, 1994 [nomen nudum]
Torilion K. Carpenter and Y. Ishida, 2010 [JOS -> Barilium]
Tornieria Sternfeld, 1911
Torosaurus O.C. Marsh, 1891 [PSS -> Triceratops]


Torosaurus

Torvosaurus Galton and Jensen, 1979


Torvosaurus

Trachodon J. Leidy, 1856 [nomen dubium] (The original material has turned out to be from two different types of dinosaurs. This makes the name useless for scientific purposes.)
Triceratops O.C. Marsh, 1889


Triceratops

Trigonosaurus Campos, Kellner, Bertini and Santucci, 2005
Trimucrodon Thulborn, 1973
Troodon J. Leidy, 1856


Troodon

Tsaagan Norell, Clark, Turner, Makovicky, Barsbold and Rowe, 2006
Tsagantegia Tumanova, 1993
Tsintaosaurus Yang Z.J. (as Young C.C.), 1958


Tsintaosaurus

Tugulusaurus Dong Z.M., 1973
Tuojiangosaurus Dong Z.M., Li X.M., Zhou S. and Zhang Y.H., 1977


Tuojiangosaurus

Turanoceratops Nessov and Kaznyshkina vide Nessov, Kaznyshkina and Cherepanov, 1989
Turiasaurus Royo-Torres, Cobos and Alcalá, 2006
Tylocephale Maryanska and Osmólska, 1974
Tylosteus J. Leidy, 1872 [nomen oblitum; SSS -> Pachycephalosaurus]
Tyrannosaurus Osborn, 1905


Tyrannosaurus

Tyrannotitan F.E. Novas, S. de Valai, P. Vickers-Rich and T. Rich, 2005
Tyreophorus F. von Huene, 1929 [nomen nudum]





U

Uberabatitan Salgado and Carvalho, 2008
Udanoceratops Kurzanov, 1992
Ugrosaurus Cobabe and Fastovsky, 1987 [JSS -> Triceratops]
Uintasaurus Holland, 1919 [JSS -> Camarasaurus]
Ultrasauros Jensen vide Olshevsky, 1991 [JSS -> Supersaurus]
Ultrasaurus Kim H.M., 1983 [nomen dubium]
Ultrasaurus Jensen, 1985 / Kim H.M., 1983 -> Ultrasauros
Umarsaurus Maryanska and Osmólska, 1981 vide Olshevsky, 1992 [nomen nudum -> Barsdoldia]
Unaysaurus Leal, Azevedo, Kellner and Da Rosa, 2004
Unenlagia Nova and Puerta, 1997
Unquillosaurus J.E. Powell, 1979
Urbacodon Averianov and Sues, 2007
Utahceratops S.D. Sampson, M.A. Loewen, A.A. Farke, E.M. Roberts, C.A. Forster, J.A. Smith and A.L. Titus, 2010
Utahraptor Kirkland, Burge and Gaston, 1993


Utahraptor




V

Vagaceratops S.D. Sampson, M.A. Loewen, A.A. Farke, E.M. Roberts, C.A. Forster, J.A. Smith and A.L. Titus, 2010
• Valdoraptor
Olshevsky, 1991
Valdosaurus Galton, 1977
Variraptor Le Loeuff and Buffetaut, 1998
Vectensia Delair, 1982 [nomen nudum -> Hylaeosaurus]
Vectisaurus J.W. Hulke, 1879 [JSS -> Iguanodon]
Velafrons Gates, S.D. Sampson, Delgado deJesús, Zanno, Eberth, Hernandez-Rivera, Aguilló Martínez and Kirkland, 2007
Velocipes F. von Huene, 1932 [nomen dubium]
Velociraptor Osborn, 1924


Velociraptor


Velocisaurus J.F. Bonaparte, 1991
Venenosaurus Tidwell, Carpenter and S. Meyer, 2001
Vitakridrinda Malkani, 2006
Volkheimeria J.F. Bonaparte, 1979
Vulcanodon Raath, 1972





W

Wadhurstia K. Carpenter and Y. Ishida, 2010 [JOS -> Hypselospinus]
• Wakinosaurus
Okazaki, 1992
Walgettosuchus F. von Huene, 1932
Walkeria Chatterjee, 1987 / J. Fleming, 1823 -> Alwalkeria
Walkersaurus Welles, H.P. Powell and Pickering vide Pickering, 1995 [nomen nudum -> Duriavenator]
"Wangonisaurus" G. Maier, 2003 [nomen nudum -> Giraffatitan]
Wannanosaurus Hou, 1977
Wintonotitan Scott A. Hocknull, Mathew A. White, Travis R. Tischler, Alex G. Cook, Naomi D. Calleja, Trish Sloan, David A. Elliott, 2009
Wuerhosaurus Dong Z.M., 1973


Wuerhosaurus

Wulagasaurus Godefroit, Hai, Yu and Lauters, 2008
Wyomingraptor [Anonymous], 1997 [nomen nudum -> Allosaurus]





X

Xenoposeidon Taylor and Naish, 2007
Xenotarsosaurus R.D. Martínez, Gimenez, Rodriguez and Bochatey, 1986
Xianshanosaurus Lü, Xu L., Jiang X., Jia S., Li M., Yuan, Zhang X.L. and Ji Q., 2009
Xiaosaurus Dong Z.M. and Tang Z., 1983
Xinghesaurus Hasegawa, Carpenter, Lamanna and Xu X., 2009 [nomen nudum]
Xinjianogovenator Rauhut and Xu X., 2005
Xiongguanlong Daqing Li, Mark A. Norell, Ke-Qin Gao, Nathan D. Smith and Peter J. Makovicky, 2009
• Xixianykus Xu X., Wang D-Y, C. Sullivan, D.W.E. Hone, Han F-L, Yan R-H, and Du F-M, 2010
Xixiposaurus Sekiya T, 2010
Xuanhanosaurus Dong Z.M., 1984
Xuanhuaceratops Zhao X., Cheng Z., Xu X. and Makovicky, 2006
Xuanhuasaurus Zhao X. (as Chao S.), 1985 [nomen nudum -> Xuanhuaceratops]





Y

Yaleosaurus F. von Huene, 1932 [JSS -> Anchisaurus]
Yamaceratops Makovicky and Norell, 2006
Yandusaurus He X., 1979
Yangchuanosaurus Dong Z.M., Chang Y.H. (as Chang Y.), Li X.M. and Zhou S., 1978


Yanchuanosaurus

Yaverlandia Galton, 1971
Yibinosaurus Ouyang H., 2001
Yimenosaurus Bai vide Bai, Yang J. and Wang G.H., 1990
Yingshanosaurus Zhou S., 1984 [nomen nudum]
Yinlong Xu X., Forster, Clark and Mo, 2006
Yixianosaurus Xu X. and Wang X., 2003
Yizhousaurus S. Chatterjee, Wang T, Pan S-G, Dong Z-M, Wu X-C and P. Upchurch, 2010 [nomen nudum; in abstract]
Yuanmousaurus Lü, Li S., Ji Q., Wang G.F., Zhang J.H. and Dong Z.M., 2006
Yubasaurus He X., 1975 ? [nomen nudum -> Yandusaurus]
Yunnanosaurus Yang Z.J. (as Young C.C.), 1942
Yunxiansaurus Zhou S., 2005 [nomen nudum]





Z

Zalmoxes Weishampel, Jianu, Csiki and D.B. Norman, 2003
Zanabazar Norell, M.A.; Makovicky, P.J., Bever, G.S., Balanoff, A.M., Clark, J.M., Barsbold, R. and Rowe, T., 2009
Zapalasaurus Salgado, Carvalho and Garrido, 2006
Zapsalis E.D. Cope, 1876 [nomen dubium]
Zephyrosaurus Sues, 1980
Zhejiangosaurus Lü , Jin X., Sheng, Li Y.H., Wang G.P. and Azuma, 2007
Zhongyuansaurus Xu L., Lü, Zhang X.L., Jia S., Hu W., Zhang J.M., Wu Y. and Ji Q., 2007
Zhuchengosaurus Zhao X., Li D., Han G., Zhao H., Liu F., Li L. and Fang X., 2007
Zigongosaurus Hou, Chao and Chu, 1976 [JSS -> Mamenchisaurus]
Zizhongosaurus Dong Z.M., Zhou S. and Zhang Y.H., 1983
Zuniceratops Wolfe and Kirkland, 1998
Zupaysaurus Arcucci and R.A. Coria, 2003