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Clevosaurus
Taxonomy
Clevosaurus was named by Swinton (1939). Its type is Clevosaurus hudsoni.
It was assigned to Sphenodontidae by Swinton (1939), Benton (1985), Fraser (1988), Carroll (1988), Reynoso (2000), Apesteguía and Novas (2003), Saila (2005) and Apesteguia et al. (2012); to Rhynchocephalia by Rauhut et al. (2012); and to Clevosauridae by Fraser (1993), Hsiou et al. (2015) and Herrera-Flores et al. (2018).
It was assigned to Sphenodontidae by Swinton (1939), Benton (1985), Fraser (1988), Carroll (1988), Reynoso (2000), Apesteguía and Novas (2003), Saila (2005) and Apesteguia et al. (2012); to Rhynchocephalia by Rauhut et al. (2012); and to Clevosauridae by Fraser (1993), Hsiou et al. (2015) and Herrera-Flores et al. (2018).
Species
C. bairdi, C. brasiliensis, C. cambrica, C. convallis, C. hadroprodon, C. hudsoni (type species), C. mcgilli, C. minor, C. sectumsemper, C. wangi, Dianosaurus petilus
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1939 | Clevosaurus Swinton p. 591 |
| 1982 | Dianosaurus Young p. 37 |
| 1982 | Dianosaurus petilus Young p. 37 |
| 1985 | Clevosaurus Benton p. 157 |
| 1988 | Glevosaurus Carroll |
| 1988 | Clevosaurus Fraser |
| 1993 | Clevosaurus Fraser p. 137 |
| 1994 | Clevosaurus wangi Wu p. 41 figs. 3.4-3.5 |
| 1994 | Clevosaurus mcgilli Wu p. 50 figs. 3.11-3.14 |
| 1994 | Clevosaurus petilus Wu p. 54 |
| 2000 | Clevosaurus Reynoso |
| 2003 | Clevosaurus Apesteguía and Novas |
| 2005 | Clevosaurus Saila |
| 2012 | Clevosaurus Apesteguia et al. |
| 2012 | Clevosaurus Rauhut et al. |
| 2015 | Clevosaurus Hsiou et al. |
| 2018 | Clevosaurus Herrera-Flores et al. |
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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.
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]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subc = subclass, c = class, subp = subphylum | |||||
| References: Hendy et al. 2009, Carroll 1988 | |||||
Age range: base of the Carnian to the top of the Pliensbachian or 237.00000 to 182.70000 Ma
Collections (34 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Carnian | Brazil (Rio Grande do Sul) | C. hadroprodon (203745) | |
| Carnian | United Kingdom (Wales) | C. sp., C. cambrica (27012) | |
| Carnian | United Kingdom (England) | C. hudsoni (13173 13175 13176) C. sectumsemper (176263 176266) C. sp. (13178 13179 13180 13181 13183 46889) | |
| Norian | Brazil (Rio Grande do Sul) | C. brasiliensis (55446) Sphenodontia indet. (105530) | |
| Norian | Switzerland (Aargau) | C. sp. (203217) | |
| Alaunian | Luxembourg (Diekirch) | C. sp. (56047) | |
| Rhaetian | United Kingdom (England) | C. sp. (51970) Sphenodontidae indet. (12858) | |
| Rhaetian | Belgium (Gaume) | C. sp. (68882) | |
| Hettangian | China (Yunnan) | Dianosaurus petilus (49503) | |
| Early/Lower Hettangian | Canada (Nova Scotia) | C. sp. (74207 74213) Glevosaurus sp. (74208 74209 74212 74216) | |
| Hettangian - Sinemurian | United Kingdom (Wales) | C. sp. (46137) | |
| Hettangian - Sinemurian | South Africa (Free State) | C. sp. (137301) | |
| Sinemurian | China (Yunnan) | C. wangi, C. mcgilli (101067) | |
| Pliensbachian | Mexico (Tamaulipas) | C. sp. (136969 226356 226357 226358) |