PBDB Taxon

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Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Archosauromorpha (archosauromorph)

Reptilia

Taxonomy

Archosauromorpha was named by Huene (1946). It is extant. It was considered monophyletic by Gauthier et al. (1989) and Ezcurra (2016).

It was reranked as the unranked clade Archosauromorpha by Huene (1954), Rieppel (1989), Gauthier et al. (1989), Laurin (1991), Long and Murry (1995), Senter (2004), Ezcurra (2016), Spiekman and Scheyer (2019), Dalla Vecchia (2020), Spiekman et al. (2020) and De-Oliveira et al. (2020).

It was assigned to Sauromorphoidea by Huene (1954); to Neodiapsida by Benton (1985), Rieppel (1989), Laurin (1991) and Long and Murry (1995); to Diapsida by Carroll (1988) and Peng et al. (2001); to Sauria by Gauthier et al. (1989), Senter (2004) and Ezcurra (2016); to Reptilia by Meyer and Zardoya (2003) and Li et al. (2017); and to Diapsida by Baciu and Chanet (2002), Renesto (2005), Dilkes and Sues (2009), Spiekman and Scheyer (2019), Dalla Vecchia (2020), Spiekman et al. (2020) and De-Oliveira et al. (2020).

Synonyms

Chasmatosuchus vjushkovi was named by Ochev (1961). It is not extant.

It was considered a nomen dubium by Hughes (1963); it was considered a nomen dubium by Ezcurra et al. (2013).
Exilisuchus was named by Ochev (1979). It is not extant.

It was considered a nomen dubium by Ezcurra (2016).

It was assigned to Proterosuchia by Ochev (1979); and to Archosauromorpha by Ezcurra et al. (2013).
Exilisuchus tubercularis was named by Ochev (1979). Its type specimen is PIN 4171/25, a set of postcrania (Partial left ilium), and it is a 3D body fossil. Its type locality is Kzyl Sai ravine, which is in an Olenekian fluvial-deltaic sandstone in the Petropavlovka Formation of the Russian Federation.

It was considered a nomen dubium by Ezcurra (2016).
Ocolurtaia was named by Rusconi (1947). It is not extant.

It was considered a nomen dubium by Ezcurra et al. (2013).
Ocolurtaia arquata was named by Rusconi (1947). It is not extant.

It was considered a nomen dubium by Ezcurra et al. (2013).
Pterodactylus longispinis was named by Cope (1866). It is a compression fossil. Its type locality is Gwynedd, which is in a Norian terrestrial claystone in the Lockatong Formation of Pennsylvania. It is the type species of Rhabdopelix.

It was recombined as Rhabdopelix longispinis by Cope (1870), Hay (1902) and Hay (1930); it was misspelled as Pterodactylus longispinus by Miller (1879); it was considered a nomen dubium by Olsen (1980).
Gwyneddosaurus was named by Bock (1945).

It was considered a nomen dubium by Olsen (1980).

It was assigned to Protorosauria by Huene (1948); to Podokesauridae by Bock (1945) and Tatarinov (1964); and to Theropoda by Steel (1970).
Gwyneddosaurus erici was named by Bock (1945). Its type specimen is ANSP 15072, a set of postcrania, and it is a compression fossil. Its type locality is Gwynedd Tunnel (thin shales), which is in a Norian pond shale in the Lockatong Formation of Pennsylvania.

It was considered a nomen dubium by Olsen (1980).

Synonymy list

Year	Name and author
1866	Pterodactylus longispinis Cope p. 290
1870	Rhabdopelix longispinis Cope p. 170
1879	Pterodactylus longispinus Miller p. 156
1902	Rhabdopelix longispinis Hay p. 461
1930	Rhabdopelix longispinis Hay p. 164
1945	Gwyneddosaurus Bock p. 2
1945	Gwyneddosaurus erici Bock pp. 2-3 figs. 1-2
1946	Archosauromorpha Huene
1947	Ocolurtaia Rusconi
1947	Ocolurtaia arquata Rusconi
1948	Gwyneddosaurus Huene p. 213
1954	Archosauromorpha Huene p. 41
1961	Chasmatosuchus vjushkovi Ochev
1964	Gwyneddosaurus Tatarinov p. 530
1970	Gwyneddosaurus Steel p. 44
1970	Gwyneddosaurus erici Steel p. 44
1976	Chasmatosuchus vjushkovi Charig and Sues p. 27
1979	Exilisuchus Ochev
1979	Exilisuchus tubercularis Ochev
1985	Archosauromorpha Benton p. 154
1988	Archosauromorpha Carroll
1989	Archosauromorpha Gauthier et al. p. 343 fig. 9
1989	Archosauromorpha Rieppel
1991	Archosauromorpha Laurin p. 83 fig. 11
1995	Archosauromorpha Long and Murry
2001	Archosauromorpha Peng et al. p. 32
2002	Archosauromorpha Baciu and Chanet p. 59
2003	Archosauromorpha Meyer and Zardoya
2004	Archosauromorpha Senter p. 260
2005	Archosauromorpha Renesto p. 378
2009	Archosauromorpha Dilkes and Sues
2013	Exilisuchus Ezcurra et al.
2016	Archosauromorpha Ezcurra
2017	Archosauromorpha Li et al.
2019	Archosauromorpha Spiekman and Scheyer
2020	Archosauromorpha Dalla Vecchia
2020	Archosauromorpha De-Oliveira et al. p. 4
2020	Archosauromorpha Spiekman 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

Rank	Name	Author
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
—	Sauropsida
class	Reptilia
subclass	Eureptilia	()
—	Romeriida
—	Diapsida	()
—	Archosauromorpha	(Huene 1946)
—	Archosauromorpha	(Huene 1946)

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. Archosauromorpha Huene 1946 [archosauromorph]

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G. †Aenigmastropheus Ezcurra et al. 2014

†Aenigmastropheus parringtoni Ezcurra et al. 2014

G. †Arctosaurus Adams 1875

†Arctosaurus osborni Adams 1875

Unr. †Crocopoda Ezcurra 2016

Unr. †Allokotosauria Nesbitt et al. 2015

Fm. †Azendohsauridae Nesbitt et al. 2015

G. †Azendohsaurus Dutuit 1972

†Azendohsaurus laaroussii Dutuit 1972

†Azendohsaurus madagaskarensis Flynn et al. 2010

G. †Shringasaurus Senqupta et al. 2017

†Shringasaurus indicus Senqupta et al. 2017

G. †Coelodontognathus Ochev 1967

†Coelodontognathus donensis Ochev 1967

†Coelodontognathus ricovi Ochev 1967

G. †Pamelaria Sen 2003

†Pamelaria dolichotrachela Sen 2003

G. †Trilophosaurus Case 1928

†Trilophosaurus buettneri Case 1928

Invalid names: Malerisaurus langstoni Chatterjee 1986 [synonym]

†Trilophosaurus jacobsi Murry 1987

Invalid names: Trilophosaurus dornorum Mueller and Parker 2006 [synonym]

†Trilophosaurus phasmalophos Kligman et al. 2020

Invalid names: Chinleogomphius Sues and Olsen 1993 [synonym]

Unr. †Archosauriformes Gauthier 1986

G. †Antarctanax Peecook et al. 2019

†Antarctanax shackletoni Peecook et al. 2019

G. †Barberenasuchus Mattar 1987

†Barberenasuchus brasiliensis Mattar 1987

G. †Chasmatosuchus Huene 1940

†Chasmatosuchus magnus Ochev 1979

Invalid names: Gamosaurus lozovskii Ochev 1979 [synonym]

†Chasmatosuchus rossicus Huene 1940

Invalid names: Tsylmosuchus samariensis Sennikov 1990 [synonym]

Invalid names: Gamosaurus Ochev 1979 [synonym], Jaikosuchus Sennikov 1990 [synonym]

G. †Collilongus Borsuk−Białynicka and Sennikov 2009

†Collilongus rarus Borsuk−Białynicka and Sennikov 2009

G. †Crosbysaurus Heckert 2004

†Crosbysaurus harrisae Heckert 2004

Unr. †Crurotarsi Sereno and Arcucci 1990

G. †Euscolosuchus Sues 1992

†Euscolosuchus olseni Sues 1992

Invalid names: Crocodylotarsi Benton and Clark 1988 [empty], Ornithosuchia Huene 1908 [empty]

G. †Cuyosuchus Reig 1961

†Cuyosuchus huenei Reig 1961

G. †Dyoplax Fraas 1867

†Dyoplax arenaceus Fraas 1867

Fm. †Erythrosuchidae Watson 1917

G. †Chalishevia Ochev 1980

†Chalishevia cothurnata Ochev 1980

G. †Erythrosuchus Broom 1905

†Erythrosuchus africanus Broom 1905

G. †Garjainia Ochev 1958

†Garjainia madiba Gower et al. 2014

†Garjainia prima Ochev 1958

Invalid names: Garjainia triplicostata Huene 1960 [synonym], Vjushkovia triplicostata Huene 1960 [synonym]

G. †Guchengosuchus Peng 1991

†Guchengosuchus shiguaiensis Peng 1991

G. †Shansisuchus Young 1964

†Shansisuchus kuyeheensis Cheng 1980

†Shansisuchus shansisuchus Young 1964

Invalid names: Fenhosuchus cristatus Young 1964 [synonym]

G. †Uralosaurus Sennikov 1995

†Uralosaurus magnus Ochev 1980

G. †Vjushkovia Huene 1960

Unr. †Eucrocopoda Ezcurra 2016

Unr. Archosauria Cope 1869 [archosaur]

Unr. †Avemetatarsalia Benton 1999

Unr. †Pseudosuchia Zittel 1890

G. †Sikannisuchus Nicholls et al. 1998

G. †Smok Niedzwiedzki et al. 2012

Or. †Thecodontia Owen 1859

Superor. Theropodomorpha Olshevsky 1991

Invalid names: Agrestipus Weems 1987 [nomen nudum], Avesuchia Benton 1999 [synonym], Avipes Huene 1932 [nomen dubium], Caenagnathiformes Sternberg 1940 [empty], Longisquamidae Sharov 1970 [empty], Megalosaurus terquemi Huene 1926 [nomen dubium], Neoarchosauria Benton 1985 [empty], Palaeosauriscus Kuhn 1959 [nomen dubium], Parrishia Long and Murry 1995 [nomen dubium], Parrishia mccreai Long and Murry 1995 [nomen dubium], Picrodon Seeley 1898 [nomen dubium], Strigosuchus Simmons 1965 [nomen dubium], Strigosuchus licinus Simmons 1965 [nomen dubium]

G. †Asperoris Nesbitt et al. 2013

†Asperoris mnyama Nesbitt et al. 2013

G. †Dorosuchus Sennikov 1989

†Dorosuchus neoetus Sennikov 1989

G. †Euparkeria Broom 1913

†Euparkeria capensis Broom 1913

Invalid names: Browniella africana Broom 1913 [synonym]

G. †Polymorphodon Sues et al. 2020

†Polymorphodon adorfi Sues et al. 2020

Unr. †Proterochampsia Kischlat 2000

G. †Barberenachampsa Kischlat 2000

Unr. †Doswelliidae Weems 1980

Fm. †Proterochampsidae Romer 1966

Fm. †Euparkeriidae Huene 1920

G. †Halazhaisuchus Wu 1982

†Halazhaisuchus qiaoensis Wu 1982

G. †Osmolskina Borsuk-Bialynicka and Evans 2003

†Osmolskina czatkowicensis Borsuk-Bialynicka and Evans 2003

Invalid names: Turfanosuchus shageduensis Wu 1982 [nomen dubium]

G. †Fugusuchus Cheng 1980

†Fugusuchus hejiapanensis Cheng 1980

G. †Graoullyodon Godefroit and Cuny 1997

†Graoullyodon hacheti Godefroit and Cuny 1997

G. †Heteropelta Dalla Vecchia 2021

†Heteropelta boboi Dalla Vecchia 2021

G. †Incertovenator Yanez et al. 2021

†Incertovenator longicollum Yanez et al. 2021

G. †Kalisuchus Thulborn 1979

†Kalisuchus rewanensis Thulborn 1979

G. †Litorosuchus Li et al. 2016

†Litorosuchus somnii Li et al. 2016

G. †Lucianosaurus Hunt and Lucas 1993

†Lucianosaurus wildi Hunt and Lucas 1993

G. †Marcianosuchus Sues et al. 2024

†Marcianosuchus angustifrons Sues et al. 2024

G. †Protecovasaurus Heckert 2004

†Protecovasaurus lucasi Heckert 2004

Fm. †Proterosuchidae Broom 1906

G. †Archosaurus Tatarinov 1960

†Archosaurus rossicus Tatarinov 1960

G. †Blomosuchus Sennikov 1997

G. †Proterosuchus Broom 1903

†Proterosuchus alexanderi Hoffman 1965

†Proterosuchus fergusi Broom 1903

Invalid names: Chasmatosaurus vanhoepeni Haughton 1924 [synonym], Elaphrosuchus rubidgei Broom 1946 [synonym]

†Proterosuchus goweri Ezcurra and Butler 2015

Invalid names: Chasmatosaurus Haughton 1924 [synonym], Elaphrosuchus Broom 1946 [synonym]

Invalid names: Chasmatosauridae Haughton 1924 [synonym], Garjainiidae Ochev 1958 [synonym], Vjushkoviidae Huene 1960 [synonym]

Unr. †Protopyknosia Nesbitt et al. 2021

G. †Kranosaura Nesbitt et al. 2021

†Kranosaura kuttyi Nesbitt et al. 2021

G. †Sarmatosuchus Sennikov 1994

†Sarmatosuchus otschevi Sennikov 1994

G. †Syntomiprosopus Heckert et al. 2021

†Syntomiprosopus sucherorum Heckert et al. 2021

G. †Tecovasaurus Hunt and Lucas 1994

†Tecovasaurus murryi Hunt and Lucas 1994

G. †Triopticus Stocker et al. 2016

†Triopticus primus Stocker et al. 2016

G. †Uatchitodon Sues 1991

†Uatchitodon kroehleri Sues 1991

†Uatchitodon schneideri Mitchell et al. 2010

G. †Vonhuenia Sennikov 1992

†Vonhuenia friedrichi Sennikov 1992

G. †Zanclodon Plieninger 1846

†Zanclodon arenaceus Fraas 1896

†Zanclodon crenatus Plieninger 1846

†Zanclodon laevis Plieninger 1846

Invalid names: Plateosaurus plieningeri Fraas 1896 [objective synonym]

Invalid names: Smilodon Plieninger 1846 [replaced], Zanclodon quenstedti Seeley 1892 [nomen nudum]

Invalid names: Erythrosuchia Bonaparte 1984 [empty], Plateosaurus ornatus Huene 1905 [nomen dubium], Typothorax punctulatus Rusconi 1947 [nomen dubium], Wangisuchus Young 1964 [nomen dubium], Wangisuchus tzeyii Young 1964 [nomen dubium]

G. †Boreopricea Tatarinov 1978

†Boreopricea funerea Tatarinov 1978

G. †Eorasaurus Sennikov 1997

†Eorasaurus olsoni Sennikov 1997

Fm. †Prolacertidae Parrington 1935

G. †Kadimakara Bartholomai 1979

†Kadimakara australiensis Bartholomai 1979

G. †Malutinisuchus Ochev 1986

†Malutinisuchus gratus Ochev 1986

G. †Prolacerta Parrington 1935

†Prolacerta broomi Parrington 1935

Invalid names: Pricea longiceps Broom and Robinson 1948 [synonym]

G. †Vritramimosaurus Sennikov 2005

†Vritramimosaurus dzerzhinskii Sennikov 2005

G. †Prolacertoides Young 1973

†Prolacertoides jimusarensis Young 1973

Unr. †Rhynchosauria Osborn 1903 [rhynchosaur]

G. †Eohyosaurus Butler et al. 2015

†Eohyosaurus wolvaardti Butler et al. 2015

G. †Howesia Broom 1905

†Howesia browni Broom 1905

Subor. †Mesosuchidia Haughton 1924

Fm. †Mesosuchidae Haughton 1924

Invalid names: Gnathodontidae Broom [synonym]

G. †Mesosuchus Watson 1912

†Mesosuchus browni Watson 1912

G. †Noteosuchus Broom 1925

†Noteosuchus colletti Watson 1912

Invalid names: Eosuchus Watson 1912 [replaced]

Unr. †Rhynchosauridae Cope 1871

G. †Bentonyx Langer et al. 2010

†Bentonyx sidensis Langer et al. 2010

G. †Fodonyx Hone and Benton 2008

†Fodonyx spenceri Benton 1990

Unr. †Hyperodapedontinae Chatterjee 1969

G. †Hyperodapedon Huxley 1859

Invalid names: Cephalonia Huene 1940 [synonym], Macrocephalosaurus Tupi-Caldas 1933 [synonym], Paradapedon Huene 1938 [synonym], Stenometopon Boulenger 1903 [synonym], Supradapedon Chatterjee 1980 [synonym]

G. †Isalorhynchus Buffetaut 1983

G. †Oryctorhynchus Sues et al. 2020

G. †Otischalkia Hunt and Lucas 1991

G. †Teyumbaita Montefeltro et al. 2010

Invalid names: Scaphonyx africanus Boonstra 1953 [nomen dubium]

G. †Langeronyx Ezcurra et al. 2016

†Langeronyx brodiei Benton 1990

G. †Rhynchosaurus Owen 1842

Subfm. †Stenaulorhynchinae Kuhn 1933

G. †Ammorhynchus Nesbitt and Whatley 2004

G. †Brasinorhynchus Schultz et al. 2016

G. †Elorhynchus Ezcurra et al. 2020

G. †Mesodapedon Chatterjee 1980

G. †Stenaulorhynchus Haughton 1932

Invalid names: Rhynchosaurinae Nopcsa 1923 [empty], Scaphonychidae Huene 1948 [synonym]

Subor. †Rhynchosauroidea Nopcsa 1928

Invalid names: Howesiidae Watson 1917 [empty]

Invalid names: Gnathodontia Owen 1859 [synonym], Hyperodapedontidae Lydekker 1885 [empty]

G. †Tasmaniosaurus Camp and Banks 1978

†Tasmaniosaurus triassicus Camp and Banks 1978

Invalid names: Ankistrodon Huxley 1865 [nomen dubium], Ankistrodon indicus Huxley 1865 [nomen dubium], Blomia Sennikov 1992 [nomen dubium], Blomia georgii Sennikov 1992 [nomen dubium], Tsylmosuchus Sennikov 1990 [nomen dubium], Tsylmosuchus donensis Sennikov 1990 [nomen dubium], Tsylmosuchus jakovlevi Sennikov 1990 [nomen dubium]

G. †Czatkowiella Borsuk−Białynicka and Evans 2009

†Czatkowiella harae Borsuk−Białynicka and Evans 2009

G. †Elessaurus De-Oliveira et al. 2020

†Elessaurus gondwanoccidens De-Oliveira et al. 2020

Superfm. †Helveticosauroidea Rieppel 1989

Fm. †Helveticosauridae Peyer 1955

G. †Eusaurosphargis Nosotti and Rieppel 2003

†Eusaurosphargis dalsassoi Nosotti and Rieppel 2003

G. †Helveticosaurus Peyer 1955

†Helveticosaurus zollingeri Peyer 1955

G. †Jesairosaurus Jalil 1997

†Jesairosaurus lehmani Jalil 1997

G. †Mecistotrachelos Fraser et al. 2007

†Mecistotrachelos apeoros Fraser et al. 2007

Unr. †Prolacertiformes Camp 1945

G. †Cosesaurus Ellenberger and Villalta 1974

†Cosesaurus aviceps Ellenberger and Villalta 1974

Fm. †Podopterygidae Sharov 1971

G. †Sharovipteryx Cowen 1981

†Sharovipteryx mirabilis Sharov 1971

Invalid names: Podopteryx Sharov 1971 [replaced]

G. †Rhombopholis Owen 1866

†Rhombopholis scutulata Owen 1842

Or. †Protorosauria Huxley 1871

G. †Fuyuansaurus Fraser et al. 2013

†Fuyuansaurus acutirostris Fraser et al. 2013

G. †Pectodens Li et al. 2017

†Pectodens zhenyuensis Li et al. 2017

Fm. †Protorosauridae Cope 1871

G. †Aphelosaurus Gervais 1858

†Aphelosaurus lutevensis Gervais 1858

G. †Malerisaurus Chatterjee 1980

†Malerisaurus robinsonae Chatterjee 1980

G. †Microcnemus Huene 1940

†Microcnemus efremovi Huene 1940

Invalid names: Chasmatosuchus parvus Huene 1940 [synonym]

G. †Tridentinosaurus Dal Piaz 1931

Invalid names: Thecodontosaurus primus Huene 1905 [nomen dubium]

Fm. †Sharovipterygidae Tatarinov 1989

G. †Ozimek Dzik and Sulej 2016

†Ozimek volans Dzik and Sulej 2016

Invalid names: Proterosauria Seeley 1887 [synonym]

G. †Protorosaurus Meyer 1830

†Protorosaurus speneri Meyer 1832

Fm. †Tanystropheidae Gervais 1859

G. †Amotosaurus Fraser and Rieppel 2006

†Amotosaurus rotfeldensis Fraser and Rieppel 2006

G. †Augustaburiania Sennikov 2011

†Augustaburiania vatagini Sennikov 2011

G. †Dinocephalosaurus Li 2003

†Dinocephalosaurus orientalis Li 2003

G. †Langobardisaurus Renesto 1994

†Langobardisaurus pandolfii Renesto 1994

†Langobardisaurus tonelloi Muscio 1997

Invalid names: Langobardisaurus rossii Bizzarini and Muscio 1995 [nomen dubium]

G. †Macrocnemus Nopcsa 1930

†Macrocnemus anatinus Huene 1944

†Macrocnemus bassanii Nopcsa 1930

†Macrocnemus fuyuanensis Li et al. 2007

†Macrocnemus obristi Fraser and Furrer 2013

G. †Protanystropheus Sennikov 2011

†Protanystropheus antiquus Huene 1905

G. †Raibliania Dalla Vecchia 2020

†Raibliania calligarisi Dalla Vecchia 2020

G. †Sclerostropheus Spiekman and Scheyer 2019

†Sclerostropheus fossai Wild 1980

G. †Tanystropheus von Meyer 1852

†Tanystropheus biharicus Jurcsák 1975

†Tanystropheus conspicuus Meyer 1855

†Tanystropheus haasi Rieppel 2001

†Tanystropheus hydroides Spiekman et al. 2020

†Tanystropheus longobardicus Bassani 1886

†Tanystropheus meridensis Wild 1980

Invalid names: Chelyzoon Huene 1902 [nomen dubium], Chelyzoon blezingeri Huene 1902 [nomen dubium], Chelyzoon latum Huene 1902 [nomen dubium], Macroscelosaurus Münster 1852 [synonym], Nothosaurus blezingeri Fraas 1896 [nomen dubium], Pectenosaurus Huene 1902 [synonym], Procerosaurus Huene 1902 [synonym], Tanystrophaeus posthumus Huene 1908 [nomen dubium], Tribelesodon Bassani 1886 [synonym]

G. †Tanytrachelos Olsen 1979

†Tanytrachelos ahynis Olsen 1979

Invalid names: Macroscelosauridae Kuhn 1935 [synonym], Tribelesodontidae Nopcsa 1923 [synonym]

Unr. †Teraterpetidae Sues 2003

G. †Teraterpeton Sues 2003

†Teraterpeton hrynewichorum Sues 2003

G. †Teyujagua Pinheiro et al. 2016

†Teyujagua paradoxa Pinheiro et al. 2016

Fm. †Trilophosauridae Gregory 1945

G. †Spinosuchus Huene 1932

†Spinosuchus caseanus Huene 1932

G. †Tricuspisaurus Robinson 1957

†Tricuspisaurus thomasi Robinson 1957

G. †Variodens Robinson 1957

†Variodens inopinatus Robinson 1957

Invalid names: Chasmatosuchus vjushkovi Ochev 1961 [nomen dubium], Exilisuchus Ochev 1979 [nomen dubium], Exilisuchus tubercularis Ochev 1979 [nomen dubium], Gwyneddosaurus Bock 1945 [nomen dubium], Megalancosauridae Olshevsky 1991 [empty], Ocolurtaia Rusconi 1947 [nomen dubium], Ocolurtaia arquata Rusconi 1947 [nomen dubium], Rhabdopelix longispinis Cope 1866 [nomen dubium]

Diagnosis

No diagnoses are available

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: Witton 2008, Carroll 1988, Peczkis 1995, Hendy et al. 2009

Age range

Maximum range based only on fossils: base of the Asselian to the top of the Holocene or 298.90000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 295.5 Ma

Collections (17584 total)

Time interval	Ma	Country or state	Original ID and collection number
Oldest occurrences
Asselian	298.9 - 295.5	France (Languedoc-Roussillon)	Aphelosaurus lutevensis (171350)
Artinskian - Capitanian	290.1 - 259.51	Poland (Lower Silesia)	Saurichnites divaricatus, Saurichnites gracilis (223853) Saurichnites leisnerianus (187930)
Roadian - Capitanian	272.3 - 259.51	Brazil (Rio Grande do Sul)	Archosauromorpha indet. (106558)
Late/Upper Severodvinian	264.28 - 259.51	Russian Federation (Tatarstan)	Eorasaurus olsoni (80712)
Wuchiapingian	259.9 - 254.17	Germany (Saxony Anhalt)	Protorosaurus speneri (85484 93035)
Wuchiapingian	259.9 - 254.17	Tanzania (Ruvuma)	Reptilia indet. (149622)
Wuchiapingian	259.9 - 254.17	Germany (Thuringia)	Protorosaurus speneri (93033 93034)
Wuchiapingian	259.9 - 254.17	United Kingdom (England)	Protorosaurus sp. (149620) Protorosaurus speneri (87004)
Wuchiapingian	259.9 - 254.17	Germany (Hesse)	Protorosaurus sp. (84836) Protorosaurus speneri (81115 93036)
Lopingian	259.9 - 252.17	Italy (Trentino-Alto Adige)	Prochirotherium sp. (188750)
Wuchiapingian - Olenekian	259.9 - 247.2	Argentina (Río Negro)	Shimmelia chirotheroides, Ingenierichnus sierrai (53684)
Vyatkian	259.51 - 257.4	Russian Federation (Vladimir)	Archosaurus rossicus (189402) Archosaurus rossicus, Archosaurus sp. (86346)
Vyatkian	259.51 - 257.4	Russian Federation (Nizhnii Novgorod)	Archosaurus sp. (86356)
Buntsandstein	259.51 - 251.902	Germany (Bavaria)	Chirotherium vorbachi (205801) Saurichnites auraensis (205802) Saurichnites auraensis, Chirotherium vorbachi (205800)
Induan	252.17 - 251.2	Poland (West Pomerania)	Microcnemus sp. (134299)
Induan	252.17 - 251.2	China (Guizhou)	Chirotherium sp. (60516)
Induan	252.17 - 251.2	Australia (Queensland)	Kadimakara australiensis, Kalisuchus rewanensis (85560) Tasmaniosaurus triassicus (94541)
Induan	252.17 - 251.2	Russian Federation (Nizhnii Novgorod)	Microcnemus sp. (94247)
Induan	252.17 - 251.2	South Africa (Eastern Cape)	Eosuchus colletti (85942)
Induan	252.17 - 251.2	Russian Federation (Orenburg)	Chasmatosuchus sp. (195873) Chasmatosuchus sp., Microcnemus sp. (37037)