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Dinosauriformes

Reptilia

Taxonomy

Dinosauriformes was named by Novas (1992). It is extant. It was considered monophyletic by Nesbitt (2011).

It was assigned to Ornithodira by Nesbitt et al. (2010) and Novas et al. (2011); to Archosauriformes by Sarigul et al. (2018); and to Dinosauromorpha by Long and Murry (1995), Novas (1996), Arcucci (1997), Fraser et al. (2002), Ezcurra (2006), Irmis et al. (2007), Nesbitt (2011) and Martz and Small (2019).

Subtaxa

Dinosauria (syn. Ornithoscelida, Eudinosauria), Ignotosaurus, Lagosuchus, Lagosuchus talampayensis, Marasuchus, Saltopus, Silesauridae

Synonyms

Lagosuchus was named by Romer (1971). It is the type genus of Lagosuchidae, Lagosuchinae.

It was considered a nomen dubium by Sereno and Arcucci (1994); it was considered a nomen dubium by Rauhut (2003).

It was assigned to Pseudosuchia by Romer (1971) and Romer (1972); to Thecodontia by Bonaparte (1973); to Ornithosuchia by Gauthier and Padian (1985); to Lagosuchinae by Paul (1988); to Ornithosuchia by Gauthier et al. (1989); to Ornithodira by Gauthier (1986) and Benton (1990); to Dinosauromorpha by Sereno (1991); to Lagosuchidae by Bonaparte (1975), Bonaparte (1978), Carroll (1988), Novas (1989) and Olshevsky (1991); and to Dinosauriformes by Novas (1992), Novas (1992) and Arcucci (1997).
Lagosuchus talampayensis was named by Romer (1971). Its type specimen is MLP 64-XI-14-11, a partial skeleton, and it is a 3D body fossil. Its type locality is Chañares River, 2 km north, which is in a Ladinian fluvial-lacustrine horizon in the Chañares Formation of Argentina.

It was considered a nomen dubium by Sereno and Arcucci (1994); it was considered a nomen dubium by Rauhut (2003) and Langer et al. (2010).

Synonymy list

Year	Name and author
1971	Lagosuchus Romer p. 4
1971	Lagosuchus talampayensis Romer p. 4
1972	Lagosuchus talampayensis Romer pp. 3-4 figs. 2-4
1972	Lagosuchus Romer p. 17
1973	Lagosuchus Bonaparte p. 108
1973	Lagosuchus talampayensis Bonaparte p. 108
1975	Lagosuchus Bonaparte p. 8
1975	Lagosuchus talampayensis Bonaparte pp. 8-9
1978	Lagosuchus Bonaparte p. 288
1978	Lagosuchus talampayensis Bonaparte p. 288
1979	Lagosuchus talampayensis Bonaparte p. 220
1985	Lagosuchus Gauthier and Padian pp. 187-189 fig. 1
1986	Lagosuchus Gauthier fig. 7
1988	Lagosuchus Carroll
1988	Lagosuchus Paul p. 241
1988	Lagosuchus talampayensis Paul p. 241
1989	Lagosuchus Gauthier et al. p. 346
1989	Lagosuchus Novas p. 680
1990	Lagosuchus Benton p. 13
1991	Lagosuchus Olshevsky p. 103
1991	Lagosuchus talampayensis Olshevsky p. 103
1991	Lagosuchus Sereno p. 23
1991	Lagosuchus talampayensis Sereno p. 23
1992	Lagosuchus Novas p. 59 fig. 6
1992	Dinosauriformes Novas p. 134
1992	Lagosuchus Novas p. 134
1995	Lagosuchus talampayensis Bonaparte p. 82
1995	Dinosauriformes Long and Murry p. 171
1996	Dinosauriformes Novas p. 737 fig. 10
1997	Dinosauriformes Arcucci p. 181
1997	Lagosuchus Arcucci p. 181
1997	Lagosuchus talampayensis Arcucci p. 181
1997	Lagosuchus talampayensis Novas p. 678
2002	Dinosauriformes Fraser et al. p. 91
2006	Dinosauriformes Ezcurra p. 651
2007	Dinosauriformes Irmis et al. p. 361 fig. 3
2010	Dinosauriformes Nesbitt et al. p. 95
2011	Dinosauriformes Nesbitt p. 208 fig. 52
2011	Dinosauriformes Novas et al. p. 335
2018	Dinosauriformes Sarigul et al.
2019	Dinosauriformes Martz and Small p. 11
2020	Lagosuchus talampayensis Moro et al.

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()

Rank	Name	Author
—	Amniota
—	Sauropsida
class	Reptilia
subclass	Eureptilia	()
—	Romeriida
—	Diapsida	()
—	Archosauromorpha	(Huene 1946)
—	Crocopoda
—	Archosauriformes	Gauthier 1986
—	Eucrocopoda
—	Archosauria	()
informal	Avemetatarsalia
—	Ornithodira
—	Dinosauromorpha
—	Dinosauriformes
—	Dinosauriformes

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Unr. Dinosauriformes Novas 1992

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Unr. Dinosauria Owen 1842 [dinosaur]

G. †Ancistrodon Huxley 1865 [cottonmouth]

Fm. †Dictyoolithidae Zhao 1994

G. †Dictyoolithus Zhao 1994

†Dictyoolithus hongpoensis Zhao 1994

†Dictyoolithus lishuiensis Jin 2008

G. †Paradictyoolithus Wang et al. 2012

†Paradictyoolithus xiaxishanensis Wang et al. 2012

†Paradictyoolithus zhuangqianensis Wang et al. 2012

G. †Protodictyoolithus Wang et al. 2012

†Protodictyoolithus jiangi Liu and Zhao 2004

†Protodictyoolithus neixiangensis Zhao 1994

Fm. †Dongyangoolithidae Zhang et al. 2019

G. †Dongyangoolithus Jin 2008

†Dongyangoolithus nanmaensis Jin 2008

G. †Multifissoolithus Zhang et al. 2019

†Multifissoolithus chianensis Zhang et al. 2019

†Multifissoolithus megadermus Young 1959

†Multifissoolithus shimonosekiensis Imai et al. 2021

Fm. †Fusioolithidae Fernández and Khosla 2015

G. †Fusioolithus Fernández and Khosla 2015

†Fusioolithus baghensis Khosla and Sahni 1995

Invalid names: Megaloolithus balasinorensis Mohabey 1998 [synonym], Megaloolithus pseudomamillare Vianey-Liaud et al. 1997 [synonym], Megaloolithus trempii Moratalla 1998 [synonym], Patagoolithus salitralensis Simón 2006 [synonym]

†Fusioolithus berthei Fernández and Khosla 2015

†Fusioolithus dholiyaensis Khosla and Sahni 1995

†Fusioolithus mohabeyi Khosla and Sahni 1995

Invalid names: Megaloolithus phensaniensis Mohabey 1998 [synonym]

†Fusioolithus padiyalensis Khosla and Sahni 1995

Invalid names: Patagoolithus Simón 2006 [synonym]

G. †Lagunculapes Hitchcock 1858

†Lagunculapes latus Hitchcock 1858

G. †Mosaicoolithus Wang et al. 2011

†Mosaicoolithus zhangtoucaoensis Fang et al. 2000

G. †Nyasasaurus Charig 1967

†Nyasasaurus cromptoni Charig 1967

†Nyasasaurus parringtoni Nesbitt et al. 2013

Invalid names: Thecodontosaurus alophos Haughton 1932 [synonym]

Superor. †Paleodinosauria Paul 1988

Invalid names: Staurikosauria Paul 1988 [empty]

G. †Plectropterna Hitchcock 1845

†Plectropterna angusta Hitchcock 1858

†Plectropterna elegans Hitchcock 1889

†Plectropterna gracilis Hitchcock 1858

†Plectropterna lineans Hitchcock 1858

†Plectropterna minitans Hitchcock 1837

Invalid names: Tarsoplectrus Lull 1904 [synonym]

Fm. †Polyclonoolithidae Xie et al. 2016

G. †Polyclonoolithus Xie et al. 2016

†Polyclonoolithus yangjiagouensis Xie et al. 2016

Subor. †Praepubici Jaekel 1910

Invalid names: Gresslyosauridae Arldt 1909 [empty]

Fm. †Prismatoolithidae Hirsch 1994

G. †Laiyangoolithus Wang et al. 2018

†Laiyangoolithus lixiangensis Wang et al. 2018

G. †Preprismatoolithus Zelenitsky and Hills 1996

†Preprismatoolithus coloradensis Hirsch 1994

Invalid names: Prismatoolithus Hirsch 1994 [replaced]

G. †Prismatoolithus Zhao and Li 1993

†Prismatoolithus caboti Garcia et al. 2000

†Prismatoolithus gebiensis Zhao and Li 1993

†Prismatoolithus hanshuiensis Zhou 1998

†Prismatoolithus heyuanensis Lü 2006

†Prismatoolithus hirschi Jackson and Varricchio 2010

†Prismatoolithus hukouensis Zhao et al. 1999

†Prismatoolithus ilekensis Skutschas et al. 2017

†Prismatoolithus jenseni Bray 1999

†Prismatoolithus levis Zelenitsky and Hills 1996

†Prismatoolithus matellensis Vianey-Liaud and Crochet 1994

†Prismatoolithus tenuis Vianey-Liaud and Crochet 1994

†Prismatoolithus tiantaiensis Fang et al. 2000

†Prismatoolithus trempii Sellés et al. 2014

Invalid names: Prismatoolithus Vianey-Liaud and Crochet 1994 [synonym]

G. †Protoceratopsidovum Mikhailov 1994

†Protoceratopsidovum fluxuosum Mikhailov 1994

†Protoceratopsidovum minimum Mikhailov 1994

†Protoceratopsidovum sincerum Mikhailov 1994

G. †Sankofa López-Martínez and Vicens 2012

†Sankofa pyrenaica López-Martínez and Vicens 2012

G. †Spheruprismatoolithus Bray 1999

†Spheruprismatoolithus condensus Bray 1999

G. †Trigonoolithus Moreno-Azanza et al. 2014

†Trigonoolithus amoae Moreno-Azanza et al. 2014

Unr. Saurischia Seeley 1888 [saurischian]

G. †Alwalkeria Chatterjee and Creisler 1994

†Alwalkeria maleriensis Chatterjee 1987

Invalid names: Walkeria Chatterjee 1987 [replaced]

G. †Anatopus Lapparent and Montenat 1967

†Anatopus palmatus Lapparent and Montenat 1967

G. †Anticheiropus Hitchcock 1865

†Anticheiropus hamatus Hitchcock 1865

†Anticheiropus pilulatus Hitchcock 1865

G. †Argoides Hitchcock 1845

†Argoides macrodactylus Hitchcock 1841

Invalid names: Argozoum disparidigitatum Hitchcock 1848 [synonym]

†Argoides minimus Hitchcock 1836

Invalid names: Argoides isodactyletus Hitchcock 1841 [synonym], Argozoum paridigitatum Hitchcock 1848 [synonym], Plesiornis aequalipes Hitchcock 1858 [synonym]

†Argoides redfieldii Hitchcock 1844

†Argoides robustus Hitchcock 1837

Invalid names: Argozoum Hitchcock 1848 [synonym]

G. †Avalonianus Kuhn 1961

G. †Coelurosaurichnus Huene 1941

Subg. †Coelurosaurichnus (Dinosaurichnium) Weiss 1934

†Coelurosaurichnus (Dinosaurichnium) schlauersbachense Weiss 1934

†Coelurosaurichnus (Dinosaurichnium) schlehenbergense Rehnelt 1950

†Coelurosaurichnus arntzeniusi Rehnelt 1983

†Coelurosaurichnus grancieri Courel and Demathieu 2000

†Coelurosaurichnus kehli Beurlen 1950

†Coelurosaurichnus kronbergeri Rehnelt 1959

†Coelurosaurichnus largentierensis Courel and Demathieu 1976

†Coelurosaurichnus moeni Beurlen 1950

†Coelurosaurichnus palissyi Gand 1976

†Coelurosaurichnus palyssi Gand 1976

†Coelurosaurichnus perriauxi Demathieu and Gand 1972

†Coelurosaurichnus ratumensis Demathieu and Oosterink 1988

†Coelurosaurichnus romanovskyi Gabuniya and Kurbatov 1988

†Coelurosaurichnus sabinensis Gand et al. 1976

†Coelurosaurichnus sassendorfensis Kuhn 1958

†Coelurosaurichnus schlauersbachense Weiss 1934

†Coelurosaurichnus schlehenbergensis Rehnelt 1950

†Coelurosaurichnus toscanus Huene 1941

†Coelurosaurichnus ziegelangernensis Kuhn 1958

G. †Deuterotetrapous Nopcsa 1923

†Deuterotetrapous plancus Sarjeant 1967

†Deuterotetrapous triassicus Nopcsa 1923

Unr. Eusaurischia Padian et al. 1999

Unr. †Sauropodomorpha Huene 1932 [sauropodomorph]

G. †Arcusaurus Yates et al. 2011

G. †Asylosaurus Galton 2007

Unr. †Bagualosauria Langer et al. 2019

G. †Buriolestes Cabreira et al. 2016

G. †Efraasia Galton 1973

G. †Eoraptor Sereno et al. 1993

G. †Eosauropus Lockley et al. 2006

Fm. †Guaibasauridae Bonaparte et al. 1999

G. †Kholumolumo Peyre de Fabrègues and Allain 2020

G. †Lavinipes Avanzini et al. 2003

G. †Liujianpus Xing et al. 2016

Unr. †Massopoda Yates 2007

G. †Mbiresaurus Griffin et al. 2022

G. †Nambalia Novas et al. 2011

G. †Navahopus Baird 1980

G. †Pantydraco Galton et al. 2007

Fm. †Plateosauridae Marsh 1895 [plateosaurid]

Invalid names: Ammosauridae Huene 1914 [synonym], Sellosauridae Huene 1908 [synonym]

Subfm. †Saturnaliidae Ezcurra 2010

Fm. †Thecodontosauridae Lydekker 1890

G. †Thecodontosaurus Riley and Stutchbury 1836

Unr. †Unaysauridae Müller et al. 2018

Invalid names: Brontosauria Olshevsky 1991 [empty], Euskelosaurus Huxley 1866 [nomen dubium], Euskelosaurus brownii Huxley 1866 [nomen dubium], Melanorosauria Ellenberger 1972 [empty], Navahopodidae Olsen and Galton 1984 [empty], Pachysuchus Young 1951 [nomen dubium], Pentasauropodia Ellenberger 1972 [empty], Thotobolosaurus Ellenberger 1970 [nomen nudum]

G. †Nhandumirim Marsola et al. 2019

†Nhandumirim waldsangae Marsola et al. 2019

Subor. †Palaeopoda Colbert 1964

Infraor. †Thecodontosauria Ellenberger 1972

G. †Platytrisauropus Ellenberger 1972

G. †Tritotrisauropus Ellenberger 1970

Infraor. †Trisauropodia Ellenberger 1972

G. †Anatrisauropus Ellenberger 1965

G. †Deuterotrisauropus Ellenberger 1965

G. †Katosauropus Ellenberger 1972

G. †Neotrisauropus Ellenberger 1970

G. †Paragrallator Ellenberger 1972

Invalid names: Palaeosauria Colbert 1964 [empty], Staurikosauridae Van Heerden 1978 [empty], Teratosauria Colbert 1970 [empty]

G. †Parachirotherium Kuhn 1958

Invalid names: Dinosaurichnium Rehnelt 1950 [synonym]

G. †Platypterna Hitchcock 1845

†Platypterna concamerata Hitchcock 1848

Invalid names: Platypterna varica Hitchcock 1858 [synonym]

†Platypterna deanii Hitchcock 1837

†Platypterna delicatula Hitchcock 1841

†Platypterna digitigrada Hitchcock 1858

†Platypterna gracillima Hitchcock 1858

†Platypterna lockatong Bock 1952

†Platypterna recta Hitchcock 1848

†Platypterna tenuis Hitchcock 1837

Invalid names: Calopus Hitchcock 1845 [synonym], Harpedactylus Hitchcock 1845 [synonym]

G. †Plesiornis Hitchcock 1858

†Plesiornis pilulatus Hitchcock 1858

G. †Saurichnium Gürich 1926

†Saurichnium tetractis Gürich 1926

G. †Saurischichnus Huene 1941

†Saurischichnus primitivus Huene 1941

Unr. Theropoda Marsh 1881 [theropod]

G. †Ageroolithus Vianey-Liaud and López-Martínez 1997

†Ageroolithus fontllongensis Vianey-Liaud and López-Martínez 1997

G. †Altispinax Huene 1923

Fm. †Anchisauripodidae Lull 1904

G. †Jeholosauripus Yabe et al. 1940

G. †Saltopoides Lapparent and Montenat 1967

G. †Stenonyx Lull 1904

Invalid names: Leptonyx Hitchcock 1865 [replaced]

G. †Talmontopus Lapparent and Montenat 1967

Invalid names: Otouphepodidae Lull 1915 [synonym]

G. †Boutakioutichnium Nouri et al. 2011

†Boutakioutichnium atlasicus Nouri et al. 2011

G. †Byakudansauropus Azuma and Takeyama 1991

Invalid names: Byakudansauropus shiraminensis Azuma and Takeyama 1991 [nomen dubium]

G. †Carmelopodus Lockley et al. 1998

†Carmelopodus untermannorum Lockley et al. 1998

Invalid names: Grallator (Grallator) zvierzi Gierlinski 1991 [nomen dubium]

G. †Chindesaurus Long and Murry 1995

†Chindesaurus bryansmalli Long and Murry 1995

G. †Corpulentapus Li et al. 2011

†Corpulentapus lilasia Li et al. 2011

G. †Daemonosaurus Sues et al. 2011

†Daemonosaurus chauliodus Sues et al. 2011

G. †Dilophosaurus Welles 1970

†Dilophosaurus sinensis Hu 1993

†Dilophosaurus wetherilli Welles 1954

G. †Dispersituberoolithus Zelenitsky et al. 1996

†Dispersituberoolithus exilis Zelenitsky et al. 1996

Fm. †Elongatoolithidae Zhao 1975

G. †Continuoolithus Zelenitsky et al. 1996

G. †Ellipsoolithus Mohabey 1998

G. †Elongatoolithus Zhao 1975

G. †Heishanoolithus Zhao and Zhao 1999

G. †Macroelongatoolithus Li et al. 1995

Invalid names: Boletuoolithus Bray 1998 [synonym], Longiteresoolithus Wang and Zhou 1995 [synonym], Megafusoolithus Wang et al. 2010 [synonym]

G. †Macroolithus Zhao 1975

G. †Nanhsiungoolithus Zhao 1975

G. †Paraelongatoolithus Wang et al. 2010

G. †Porituberoolithus Zelenitsky et al. 1996

G. †Rodolphoolithus Vianey-Liaud and Garcia 2003

G. †Spongioolithus Bray 1999

G. †Trachoolithus Mikhailov 1994

G. †Undulatoolithus Wang et al. 2013

G. †Eodromaeus Martinez et al. 2011

†Eodromaeus murphi Martinez et al. 2011

G. †Erythrovenator Müller 2020

†Erythrovenator jacuiensis Müller 2020

Fm. †Eubrontidae Lull 1904

G. †Asianopodus Matsukawa et al. 2005

G. †Chapus Li et al. 2006

G. †Jinlijingpus Yang and Yang 1987

G. †Jurabrontes Marty et al. 2018

G. †Megalosauripus Lessertisseur 1955

Invalid names: Bueckeburgichnus Kuhn 1958 [synonym], Chodjapilesaurus Amanniyazov 1985 [synonym], Karkushosauropus Novikov and Dzhalilov 1993 [synonym], Megalosauropus Kaever and Lapparent 1974 [synonym], Turkmenosaurus Amanniyazov 1985 [synonym]

G. †Zizhoupus Li and Zhang 2017

G. †Eutynichnium Nopcsa 1923

†Eutynichnium atlasicus Nouri 2007

†Eutynichnium lusitanicum Nopcsa 1923

†Megalosauropus (Eutynichnium) gomesi Antunes 1976

Invalid names: Eutynichnium atlasipodus Nouri 2007 [nomen nudum]

G. †Fenestrosaurus Osborn 1924

†Fenestrosaurus philoceratops Osborn 1924

G. †Filichnites Moratalla 2015

†Filichnites oncalensis Moratalla 2015

G. †Fuscinapedis Lee 1997

†Fuscinapedis woodbinensis Lee 1997

Fm. †Grallatoridae Lull 1904

G. †Anchisauripus Lull 1904

G. †Atreipus Olsen and Baird 1986

Invalid names: Tridactylus Biron and Dutuit 1981 [synonym]

G. †Banisterobates Fraser and Olsen 1996

G. †Dilophosauripus Welles 1971

G. †Eubrontes Hitchcock 1845

Invalid names: Brontozoum Hitchcock 1847 [synonym], Fulicopus Hitchcock 1845 [synonym], Gigandipus Hitchcock 1855 [synonym], Hyphepus Hitchcock 1858 [synonym], Ichnites Haubold 1971 [synonym], Lufengopus Lü et al. 2006 [synonym], Megaichnites Yang and Yang 1987 [synonym], Ornithichnites Hitchcock 1836 [synonym], Otouphepus Cushman 1904 [synonym], Paracoelurosaurichnus Zhen et al. 1986 [synonym], Tuojiangpus Yang and Yang 1987 [synonym], Weiyuanpus Gao 2007 [synonym], Youngichnus Zhen et al. 1986 [synonym], Zizhongpus Yang and Yang 1987 [synonym]

G. †Grallator Hitchcock 1858

Invalid names: Aetonychopus Ellenberger 1972 [synonym], Agialopous Branson and Mehl 1932 [synonym], Chongqingpus Yang and Yang 1987 [synonym], Chuanchengpus Yang and Yang 1987 [synonym], Kainotrisauropus Ellenberger 1970 [synonym], Plastisauropus Ellenberger 1972 [synonym], Prototrisauropus Ellenberger 1965 [synonym], Qemetrisauropus Ellenberger 1970 [synonym]

G. †Pengxianpus Yang and Yang 1987

Invalid names: Anchisauropodidae Lull 1904 [synonym], Iguanodonopus Zhen 1996 [nomen dubium]

G. †Gypsichnites Sternberg 1932

†Gypsichnites pacensis Sternberg 1932

G. †Hadrosaurichnus Alonso 1980

Invalid names: Hadrosaurichnus australis Alonso 1980 [nomen dubium], Hadrosaurichnus titicacaensis Jaillard et al. 1993 [nomen dubium]

Fm. †Herrerasauridae Benedetto 1973 [herrerasaurid]

G. †Caseosaurus Hunt et al. 1998

G. †Gnathovorax Pacheco et al. 2019

G. †Herrerasaurus Reig 1963

Invalid names: Frenguellisaurus Novas 1986 [synonym], Ischisaurus Reig 1963 [synonym]

G. †Sanjuansaurus Alcober and Martínez 2010

G. †Staurikosaurus Colbert 1970

Invalid names: Teyuwasu Kischlat 1999 [synonym]

G. †Himeoolithus Tanaka et al. 2020

†Himeoolithus murakamii Tanaka et al. 2020

G. †Hispanosauropus Mensink and Mertmann 1984

†Hispanosauropus hauboldi Mensink and Mertmann 1984

G. †Hunanpus Zeng 1982

†Hunanpus jiuquwanensis Zeng 1982

G. †Iberosauripus Cobos et al. 2014

†Iberosauripus grandis Cobos et al. 2014

G. †Iranosauripus Lapparent and Nowgol Sadat 1975

†Iranosauripus zerabensis Lapparent and Nowgol Sadat 1975

G. †Irenesauripus Sternberg 1932

†Irenesauripus acutus Sternberg 1932

†Irenesauripus mclearni Sternberg 1932

†Irenesauripus occidentalis Sternberg 1932

G. †Itsukisauropus Azuma and Takeyama 1991

†Itsukisauropus izumiensis Azuma and Takeyama 1991

G. †Jialingpus Zhen et al. 1983

†Jialingpus yuechiensis Zhen et al. 1983

G. †Kalohipus Fuentes Vidarte and Meijide Calvo 1998

†Kalohipus bretunensis Fuentes Vidarte and Meijide Calvo 1998

G. †Kayentapus Welles 1971

†Kayentapus ambrokholohali Sciscio et al. 2017

†Kayentapus damarensis Gürich 1926

Invalid names: Anatrisauropus hereroensis Ellenberger 1972 [objective synonym]

†Kayentapus hailiutuensis Li et al. 2010

†Kayentapus hopii Welles 1971

†Kayentapus minor Hitchcock 1858

Invalid names: Stenonyx lateralis Hitchcock 1865 [synonym]

†Kayentapus nananensis Yang and Yang 1987

†Kayentapus otariensis Matsukawa et al. 2005

†Kayentapus soltykovensis Gierlinski 1991

†Kayentapus ubacensis Gand et al. 2018

†Kayentapus xiaohebaensis Zhen et al. 1986

Invalid names: Schizograllator Zhen et al. 1986 [synonym]

G. †Kuwajimasauropus Azuma and Takeyama 1991

†Kuwajimasauropus shiraminensis Azuma and Takeyama 1991

Fm. †Laevisoolithidae Mikhailov 1991

G. †Laevisoolithus Mikhailov 1991

G. †Subtiliolithus Mikhailov 1991

Invalid names: Subtiliolithidae Mikhailov 1991 [synonym]

G. †Megalosauropus Colbert and Merrilees 1967

†Megalosauropus brionensis Haubold 1971

†Megalosauropus broomensis Colbert and Merrilees 1967

†Megalosauropus titanopelobatidus Shuler 1917

G. †Moraesichnium Leonardi 1979

†Moraesichnium barberenae Leonardi 1979

Unr. Neotheropoda Bakker 1986 [neotheropod]

Unr. Averostra Paul 2002

Superfm. †Coelophysoidea Holtz 1994 [coelophysoid]

G. †Dracovenator Yates 2005

G. †Liliensternus Welles 1984

G. †Notatesseraeraptor Zahner and Brinkmann 2019

G. †Tachiraptor Langer et al. 2014

G. †Velocipes Huene 1932

G. †Zupaysaurus Arcucci and Coria 2003

Invalid names: Dinoaves Bakker 1986 [empty]

G. †Nipponoolithus Tanaka et al. 2016

†Nipponoolithus ramosus Tanaka et al. 2016

Fm. †Oblongoolithidae Mikhailov 1996

G. †Oblongoolithus Mikhailov 1996

G. †Ordexallopus Lockley et al. 2018

†Ordexallopus zhanglifui Lockley et al. 2018

G. †Ostendichnus Lockley et al. 2016

†Ostendichnus bilobatus Lockley et al. 2016

G. †Ovoraptor Osborn 1924

†Ovoraptor djadochtari Osborn 1924

Unr. †Paleotheropoda Paul 1988

Invalid names: Intertheropoda Paul 1988 [empty]

G. †Paracorpulentapus Xing et al. 2014

†Paracorpulentapus zhangsanfengi Xing et al. 2014

G. †Paragrallator Lii and Zhang 2000

G. †Picunichnus Calvo 1991

†Picunichnus benedettoi Calvo 1991

G. †Plectropus Hitchcock 1845

†Plectropus longipes Hitchcock 1841

G. †Protoavis Chatterjee 1991

†Protoavis texensis Chatterjee 1991

G. †Prototrisauropodiscus Ellenberger 1972

G. †Reticuloolithus Zelenitsky and Sloboda 2005

†Reticuloolithus hirschi Zelenitsky and Sloboda 2005

G. †Salfitichnus Alonso and Marquillas 1986

†Salfitichnus mentoor Alonso and Marquillas 1986

G. †Sarmientichnus Casamiquela 1964

†Sarmientichnus scagliai Casamiquela 1964

Invalid names: Casamiquelichnus navesorum Coria and Paulina Carabajal 2004 [synonym]

Invalid names: Casamiquelichnus Coria and Paulina Carabajal 2004 [synonym]

Fm. †Sauropodidae Haubold 1969

G. †Sauropus Hitchcock 1845

Invalid names: Aethyopus Hitchcock 1848 [synonym], Chimaera Hitchcock 1858 [synonym], Chimaerichnus Hitchcock 1871 [synonym]

G. †Selenichnus Hitchcock 1858

†Selenichnus breviusculus Hitchcock 1858

†Selenichnus falcatus Hitchcock 1858

G. †Shuangbaisaurus Wang et al. 2017

†Shuangbaisaurus anlongbaoensis Wang et al. 2017

G. †Siamopodus Lockley et al. 2006

†Siamopodus khaoyaiensis Lockley et al. 2006

†Siamopodus xui Xing et al. 2014

G. †Sinosaurus Young 1940 [China lizard]

†Sinosaurus triassicus Young 1940

G. †Stillatuberoolithus Oser et al. 2021

†Stillatuberoolithus storrsi Oser et al. 2021

Subor. †Symphypoda Cope 1867

Invalid names: Ornithotarsidae Cope 1871 [empty]

G. †Tawa Nesbitt et al. 2009

†Tawa hallae Nesbitt et al. 2009

G. †Therangospodus Lockley et al. 2000

†Therangospodus pandemicus Lockley et al. 2000

G. †Triprismatoolithus Jackson and Varricchio 2010

†Triprismatoolithus stephensi Jackson and Varricchio 2010

G. †Tristraguloolithus Zelenitsky et al. 1996

†Tristraguloolithus cracioides Zelenitsky et al. 1996

G. †Tubercuoolithus Jackson and Varricchio 2010

†Tubercuoolithus tetonensis Jackson and Varricchio 2010

G. †Wakinyantanka Lockley et al. 2014

†Wakinyantanka styxi Lockley et al. 2014

G. †Wildeichnus Casamiquela 1964

†Wildeichnus navesi Casamiquela 1964

G. †Xiangxipus Zeng 1982

†Xiangxipus chenxiensis Zeng 1982

†Xiangxipus youngi Zeng 1982

G. †Yangtzepus Young 1960

†Yangtzepus clarkei Salisbury et al. 2016

†Yangtzepus yipingensis Young 1960

G. †Yaverlandia Galton 1971

†Yaverlandia bitholus Galton 1971

G. †Zhengichnus Zhen et al. 1986

Invalid names: Allosaurus sibiricus Riabinin 1915 [nomen dubium], Archaeornithoididae Elzanowski and Wellnhofer 1992 [empty], Avalonia Seeley 1898 [nomen dubium], Avipoda Novas 1992 [empty], Bradycnemidae Harrison and Walker 1975 [empty], Calamospondylus Lydekker 1889 [nomen dubium], Coeluroidae Hay 1930 [empty], Coeluroidea Nopcsa 1928 [empty], Compsognatha Huxley 1869 [empty], Deinocheirosauria Barsbold 1976 [empty], Deinodontia Flower 1929 [empty], Elaphrosaurus iguidiensis Lapparent 1957 [nomen dubium], Embasaurus Riabinin 1931 [nomen dubium], Eubrontes titanopelobatidus Shuler 1917 [nomen dubium], Gigandipodidae Lull 1904 [empty], Goniopoda Cope 1866 [synonym], Halticosaurus Huene 1908 [nomen dubium], Kakuru Molnar and Pledge 1980 [nomen dubium], Kakuru kujani Molnar and Pledge 1980 [nomen dubium], Massospondylus rawesi Lydekker 1890 [nomen dubium], Megalosaurus cloacinus Quenstedt 1858 [nomen dubium], Megalosaurus hungaricus Nopcsa 1901 [nomen dubium], Megalosaurus insignis Eudes-Deslongchamps and Lennier 1870 [nomen dubium], Megalosaurus lydekkeri Huene 1926 [nomen dubium], Megalosaurus obtusus Henry 1876 [nomen dubium], Megalosaurus pombali Lapparent et al. 1951 [nomen dubium], Orcauichnites Llompart et al. 1984 [nomen dubium], Ornithoides Osborn 1924 [nomen nudum], Ornithopodichnites Llompart et al. 1984 [nomen dubium], Ostafrikasaurus Buffetaut 2013 [nomen dubium], Ozraptor Long and Molnar 1998 [nomen dubium], Parachirotheriidae Haubold 1969 [empty], Poekilopleuron schmidti Kiprianow 1883 [nomen dubium], Saurocephalus monasterii Münster 1846 [nomen dubium], Segisauridae Camp 1936 [empty], Selenichnidae Lull 1915 [empty], Sigilmassasauridae Russell 1996 [empty], Spinosauria Olshevsky 1991 [empty], Szechuanosaurus Young 1942 [nomen dubium], Trisauropodiscidae Lockley et al. 1992 [empty], Unenlagiidae Bonaparte 1999 [empty], Vitakrisauria Malkani 2010 [empty], Wakinosaurus Okazaki 1992 [nomen dubium], Walgettosuchus Huene 1932 [nomen dubium], Zanclodon cambrensis Newton 1899 [nomen dubium], Zanclodon silesiacus Jaekel 1910 [nomen dubium], Zanclodontoidae Hay 1930 [empty], Zhengichnus jinningensis Zhen et al. 1986 [nomen dubium]

G. †Trihamus Hitchcock 1862

†Trihamus elegans Hitchcock 1862

†Trihamus magnus Hitchcock 1889

G. †Trimabus Hitchcock 1865

†Trimabus elegans Hitchcock 1865

Invalid names: Aristosuchia Seeley 1892 [empty], Pachypodes Meyer 1845 [synonym], Pachypodosauria Huene 1914 [empty], Pachypodosauroidea Nopcsa 1928 [empty], Streptospondylus recentior Owen 1851 [nomen dubium], Thecospondylus Seeley 1882 [nomen dubium]

Fm. †Similifaveoloolithidae Wang et al. 2011

G. †Similifaveoloolithus Wang et al. 2011

†Similifaveoloolithus gongzhulingensis Wang et al. 2006

†Similifaveoloolithus shuangtangensis Fang et al. 2003

Fm. †Stalicoolithidae Wang et al. 2012

G. †Coralloidoolithus Wang et al. 2012

†Coralloidoolithus shizuiwanensis Fang et al. 1998

G. †Shixingoolithus Zhao et al. 1991

†Shixingoolithus erbeni Zhao et al. 1991

G. †Stalicoolithus Wang et al. 2012

†Stalicoolithus shifengensis Wang et al. 2012

G. †Toyamasauripus Matsukawa et al. 1997

†Toyamasauripus masuiae Matsukawa et al. 1997

G. †Xiphopeza Hitchcock 1848

†Xiphopeza triplex Hitchcock 1848

Fm. †Youngoolithidae Zhang 2010

G. †Youngoolithus Zhao 1979

†Youngoolithus xiaguanensis Zhao 1979

Invalid names: Astrodon pusillus Lapparent and Zbyszewski 1957 [nomen dubium], Carnosauriformes Cooper 1985 [empty], Diplodocia Tornier 1913 [empty], Dystrophaeidae Huene 1904 [empty], Eudinosauria Novas 1992 [synonym], Gigantosauropus Mensink and Mertmann 1984 [nomen dubium], Harpagosauria Haeckel 1866 [empty], Herreravia Paul 1988 [empty], Huanglongpus Yang and Yang 1987 [nomen dubium], Iguanodonichnus Casamiquela and Fasola 1968 [nomen dubium], Megalosauridae Fitzinger 1843 [empty], Mirsosauropus Dzhailov and Novikov 1993 [nomen dubium], Neosauropus Antunes 1976 [nomen dubium], Omosaurus phillipsi Seeley 1869 [nomen dubium], Ornithischiformes Cooper 1985 [empty], Ornithoscelida Huxley 1870 [synonym], Phytodinosauria Bakker 1986 [empty], Phytophagi Jaekel 1914 [empty], Postpubici Jaekel 1910 [empty], Sauropodichnus Calvo 1991 [nomen dubium], Sinoichnites Kuhn 1958 [nomen dubium], Therophagi Jaekel 1914 [empty], Therosauria Haeckel 1866 [empty], Tretospondylia Owen 1876 [empty], Yunnanpus Chen and Huang 1993 [nomen dubium]

G. †Ignotosaurus Martínez et al. 2013

†Ignotosaurus fragilis Martínez et al. 2013

G. †Marasuchus Sereno and Arcucci 1994

†Marasuchus lilloensis Romer 1972

G. †Saltopus Huene 1910

†Saltopus elginensis Huene 1910

Unr. †Silesauridae Langer et al. 2010

G. †Amanasaurus Müller and Garcia 2023

†Amanasaurus nesbitti Müller and Garcia 2023

G. †Asilisaurus Nesbitt et al. 2010

†Asilisaurus kongwe Nesbitt et al. 2010

G. †Gamatavus Pretto et al. 2022

†Gamatavus antiquus Pretto et al. 2022

G. †Lewisuchus Romer 1972

†Lewisuchus admixtus Romer 1972

Invalid names: Pseudolagosuchus major Arcucci 1987 [synonym]

Invalid names: Pseudolagosuchus Arcucci 1987 [synonym]

G. †Soumyasaurus Sarigul et al. 2018

†Soumyasaurus aenigmaticus Sarigul et al. 2018

Unr. †Sulcimentisauria Martz and Small 2019

G. †Diodorus Kammerer et al. 2012

†Diodorus scytobrachion Kammerer et al. 2012

G. †Eucoelophysis Sullivan and Lucas 1999

†Eucoelophysis baldwini Sullivan and Lucas 1999

G. †Kwanasaurus Martz and Small 2019

†Kwanasaurus williamparkeri Martz and Small 2019

G. †Lutungutali Peecook et al. 2013

†Lutungutali sitwensis Peecook et al. 2013

G. †Sacisaurus Ferigolo and Langer 2007

†Sacisaurus agudoensis Ferigolo and Langer 2007

G. †Silesaurus Dzik 2003

†Silesaurus opolensis Dzik 2003

G. †Technosaurus Chatterjee 1984

†Technosaurus smalli Chatterjee 1984

Invalid names: Lewisuchinae Paul 1988 [invalid subgroup]

Invalid names: Lagosuchus Romer 1971 [nomen dubium], Lagosuchus talampayensis Romer 1971 [nomen dubium]

Diagnosis

Reference	Diagnosis
S. J. Nesbitt 2011	The least inclusive clade containing Passer domesticus Linnaeus, 1758, and Marasuchus lilloensis Romer, 1971a

Measurements

No measurements are available

Composition:

phosphaticsubp

Maximum body mass:

100000 kgg

Minimum body mass:

300 gg

Environment:

terrestrialsubc

Locomotion:

actively mobilec

Created:

2017-04-17 15:16:03

Modified:

2017-04-17 15:16:03

Source: g = genus, subc = subclass, c = class, subp = subphylum

References: Carroll 1988, Peczkis 1995, Hendy et al. 2009

Age range

Maximum range based only on fossils: base of the Olenekian to the top of the Holocene or 251.20000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 247.2 Ma

Collections (13423 total)

Time interval	Ma	Country or state	Original ID and collection number
Oldest occurrences
Early/Lower Triassic	252.17 - 247.2	United Kingdom (England)	Deuterotetrapous triassicus (164930)
Smithian	251.3 - 247.2	USA (Utah)	Grallator sp., Eubrontes sp. (105542)
Olenekian	251.2 - 247.2	United Kingdom (England)	Coelurosaurichnus sp. A, Coelurosaurichnus sp. B, Coelurosaurichnus ziegelangernensis (184045)
Anisian	247.2 - 242.0	Morocco (Marrakech-Safi)	Atreipus sp. (199901)
Anisian	247.2 - 242.0	Poland (Opolskie)	Zanclodon silesiacus (96435)
Anisian	247.2 - 242.0	Spain (Castilla-La Mancha)	Coelurosaurichnus perriauxi (74513)
Anisian	247.2 - 242.0	Tanzania (Ruvuma)	Asilisaurus kongwe (94651 181056 181057 181058) Prestosuchidae indet. (136890) Silesauridae indet. (159740) Thecodontosaurus alophos (136891)
Anisian	247.2 - 242.0	United Kingdom (England)	Deuterotetrapous plancus (186039)
Anisian	247.2 - 242.0	Germany	Thecodontosaurus latespinatus (137641)
Anisian	247.2 - 242.0	Germany (Sachsen-Anhalt)	Theropoda indet. (138123)
Anisian	247.2 - 242.0	Netherlands (Gelderland)	Coelurosaurichnus ratumensis (96875)
Anisian - Ladinian	247.2 - 237.0	France (Rhône-Alpes)	Dinosauria indet., Grallator sp. (199929)
Anisian - Ladinian	247.2 - 237.0	France (Saône-et-Loire)	Coelurosaurichnus sp., Coelurosaurichnus palyssii (36226)
Anisian - Ladinian	247.2 - 237.0	France (Auvergne-Rhône-Alpes)	Anchisauripus sp., Coelurosaurichnus sp. (31310) Coelurosaurichnus largentierensis (192151)
Anisian - Ladinian	247.2 - 237.0	France (Bourgogne-Franche-Comté)	Anchisauripus bibractensis (62183 199909) Coelurosaurichnus palissyi (31312) Coelurosaurichnus palissyi, Anchisauripus bibractensis (68222) Coelurosaurichnus palissyi, Coelurosaurichnus perriauxi (68223) Coelurosaurichnus perriauxi, Anchisauripus bibractensis (68906) Coelurosaurichnus perriauxi, Anchisauripus sp., Anchisauripus bibractensis (62182) Coelurosaurichnus sp., Anchisauripus bibractensis (199928) Coelurosaurichnus sp., Coelurosaurichnus largentierensis, Anchisauripus sp., Anchisauripus bibractensis (68226) Coelurosaurichnus sp., Coelurosaurichnus perriauxi, Anchisauripus sp. (28462) Dinosauria indet. (199911) Dinosauria indet., Dinosauria indet. (24834)
Middle Triassic	247.2 - 237.0	Lesotho (Mokhotlong)	Trichristolopus dubius (206537)
Middle Triassic	247.2 - 237.0	South Africa (Free State)	Rotodactylopus archaeus (206547)
Middle Triassic	247.2 - 237.0	Argentina (Mendoza)	Dinosauria indet., Tetrasauropus sp. (59670)
Middle Triassic	247.2 - 237.0	Germany (Baden-Württemberg)	Thecodontosaurus latespinatus (187582)
Middle Triassic	247.2 - 237.0	France (Bourgogne-Franche-Comté)	Anchisauripus bibractensis, Coelurosaurichnus perriauxi (28092) Dinosauria indet. 1 (201286) Reptilia indet. (201406)