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Eusphenodontia

Reptilia

Synonymy list
YearName and author
2018Eusphenodontia Herrera-Flores et al.
2021Eusphenodontia Villa et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
RankNameAuthor
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
—Eosuchia()
—Neodiapsida
—SauriaGauthier 1984
—Lepidosauromorpha(Benton 1983)
superorderLepidosauria()
—Sphenodontia()
infraorderEusphenodontia
infraorderEusphenodontia

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.

Infraor. †Eusphenodontia Herrera-Flores et al. 2018
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Fm. †Clevosauridae Fraser 1993
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G. †Brachyrhinodon Huene 1910
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†Brachyrhinodon taylori Huene 1910
G. †Clevosaurus Swinton 1939
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†Clevosaurus bairdi Sues et al. 1994
†Clevosaurus brasiliensis Bonaparte and Sues 2006
†Clevosaurus cambrica Keeble et al. 2018
†Clevosaurus convallis Saila 2005
†Clevosaurus hadroprodon Hsiou et al. 2019
†Clevosaurus hudsoni Swinton 1939
†Clevosaurus minor Fraser 1988
†Clevosaurus sectumsemper Klein et al. 2015
Invalid names: Clevosaurus mcgilli Wu 1994 [nomen dubium], Clevosaurus wangi Wu 1994 [nomen dubium], Dianosaurus Young 1982 [synonym], Dianosaurus petilus Young 1982 [nomen dubium]
G. †Lanceirosphenodon de Vivar et al. 2020
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†Lanceirosphenodon ferigoloi de Vivar et al. 2020
G. †Microsphenodon Chambi-Trowell et al. 2021
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†Microsphenodon bonapartei Chambi-Trowell et al. 2021
Unr. †Neosphenodontia Herrera-Flores et al. 2018
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Fm. Homoeosauridae Gervais 1852
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G. †Homoeosaurus Meyer 1850
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†Homoeosaurus maximiliani von Meyer 1847
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Invalid names: Homoeosaurus jourdani Lortet 1892 [synonym]
†Homoeosaurus parvipes Cocude-Michel 1963
†Homoeosaurus rhodani Lortet 1892
†Homoeosaurus solnhofensis Cocude-Michel 1963
†Homoeosaurus struckmanni Broili 1925
Invalid names: Stelliosaurus Jourdan 1862 [synonym]
G. †Ischnosaurus Thiollière 1856
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†Ischnosaurus gervaisii Thiollière 1856
G. †Pamizinsaurus Reynoso 1997
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Fm. †Pleurosauridae Lydekker 1888
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G. †Acrosaurus Meyer 1854
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†Acrosaurus frischmanni Meyer 1854
G. †Palaeopleurosaurus Carroll 1985
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G. †Pleurosaurus Meyer
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†Pleurosaurus ginsburgi Fabre 1974
†Pleurosaurus goldfussi von Meyer 1831
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Invalid names: Anguisaurus bipes Münster 1839 [synonym], Anguisaurus minor Wagner 1860 [synonym], Anguisaurus munsteri Wagner 1858 [synonym]
Invalid names: Anguisaurus Münster 1839 [synonym], Saurophidium Jourdan 1862 [synonym]
Invalid names: Acrosauridae Meyer 1861 [synonym]
Fm. †Saphaeosauridae Nopcsa 1923
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G. †Kallimodon Cocude-Michel 1963
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†Kallimodon cerinensis Cocude-Michel 1963
†Kallimodon pulchellus Zittel 1887
G. †Sapheosaurus von Meyer 1850
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†Sapheosaurus thiollierei von Meyer 1851
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Invalid names: Sauranodon incisivus Jourdan 1862 [synonym]
Invalid names: Sauranodon Jourdan 1862 [synonym]
Invalid names: Sauranodontidae Lortet 1892 [synonym]
G. †Opisthiamimus DrMar Jr. et al. 2022
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†Opisthiamimus gregori DrMar Jr. et al. 2022
G. †Polysphenodon Jaeckel 1911
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†Polysphenodon muelleri Jaeckel 1911
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Created: 2017-04-17 15:16:03
Modified: 2017-04-17 15:16:03
Source: subc = subclass, c = class, subp = subphylum
References: Hendy et al. 2009, Carroll 1988

Age range

Maximum range based only on fossils: base of the Carnian to the top of the Late/Upper Albian or 237.00000 to 99.60000 Ma
Minimum age of oldest fossil (stem group age): 228.0 Ma

Collections (59 total)


Time interval Ma Country or state Original ID and collection number
Carnian237.0 - 228.0Brazil (Rio Grande do Sul) Clevosaurus hadroprodon (203745)
Carnian237.0 - 228.0United Kingdom (Wales) Clevosaurus sp., Clevosaurus cambrica (27012)
Carnian237.0 - 228.0United Kingdom (England) Clevosaurus hudsoni (13173 13175 13176) Clevosaurus sectumsemper (176263 176266) Clevosaurus sp. (13178 13179 13180 13181 13183 46889)
Carnian - Norian237.0 - 208.5Germany (Niedersachsen) Polysphenodon muelleri (98627)
Carnian - Norian237.0 - 208.5United Kingdom (Scotland) Brachyrhinodon taylori (57948)
Norian228.0 - 208.5USA (Texas) Clevosaurus sp. (13273)
Norian228.0 - 208.5Switzerland (Aargau) Clevosaurus sp. (203217)
Norian228.0 - 208.5Brazil (Rio Grande do Sul) Clevosaurus brasiliensis, Lanceirosphenodon ferigoloi, Microsphenodon bonapartei (55446) Sphenodontia indet. (105530)
Alaunian215.56 - 212.0Luxembourg (Diekirch) Clevosaurus sp. (56047)
Rhaetian208.5 - 201.3United Kingdom (England) Clevosaurus sp. (51970) Sphenodontidae indet. (12858)
Rhaetian208.5 - 201.3Belgium (Gaume) Clevosaurus sp. (68882)
Hettangian201.3 - 199.3China (Yunnan) Dianosaurus petilus (49503)
Early/Lower Hettangian201.3 - 196.5Canada (Nova Scotia) Clevosaurus sp. (74207 74213) Glevosaurus sp. (74208 74209 74212 74216)
Hettangian - Sinemurian201.3 - 190.8United Kingdom (Wales) Clevosaurus sp. (46137)
Hettangian - Sinemurian201.3 - 190.8South Africa (Free State) Clevosaurus sp. (137301)
Sinemurian199.3 - 190.8China (Yunnan) Clevosaurus wangi, Clevosaurus mcgilli (101067)
Pliensbachian190.8 - 182.7Mexico (Tamaulipas) Clevosaurus sp. (136969 226356 226357 226358)
Early/Lower Toarcian183.0 - 182.0Germany (Bayern) Palaeopleurosaurus posidoniae (137135)
Early/Lower Toarcian183.0 - 182.0Germany (Baden-Württemberg) Palaeopleurosaurus posidoniae (114111 114112)
Toarcian182.7 - 174.1Germany (Oberpfalz) Palaeopleurosaurus posidoniae (192404)
Kimmeridgian157.3 - 152.1France (Auvergne-Rhône-Alpes) Pleurosaurus goldfussi (92110) Sapheosaurus thiollierei, Ischnosaurus gervaisii (191086)
Kimmeridgian - Tithonian157.3 - 145.0USA (Wyoming) Opisthiamimus gregori (55333)
Late/Upper Kimmeridgian155.7 - 150.8Germany (Bayern) Homoeosaurus maximiliani (57682)
Late/Upper Kimmeridgian155.7 - 150.8France Homoeosaurus maximiliani, Homoeosaurus jourdani, Homoeosaurus rhodani, Pleurosaurus goldfussi, Kallimodon cerinensis (24426)
Early/Lower Tithonian150.8 - 145.0Germany (Bayern) Acrosaurus frischmanni (53034) Anguisaurus bipes (123906) Homoeosaurus maximiliani (105798) Homoeosaurus maximiliani, Pleurosaurus goldfussi (144679) Homoeosaurus solnhofensis (131959) Pleurosaurus goldfussi (102300 105797 106543 132062 212953)
Early/Lower Tithonian150.8 - 145.0France (Provence-Alpes-Côte d'Azur) Pleurosaurus goldfussi, Pleurosaurus ginsburgi, Homoeosaurus solnhofensis (35262)
Early/Lower Berriasian - Middle Berriasian145.0 - 140.2United Kingdom (England) Sphenodonta indet. (28401)
Late/Upper Albian105.3 - 99.6Mexico (Puebla) Pamizinsaurus tlayuanensis (133991)