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Heylerosauridae
Taxonomy
Heylerosauridae was named by Shishkin (1980). It is not extant.
It was assigned to Mastodonsauroidea by Damiani (2001) and Liu and Wang (2005).
It was assigned to Mastodonsauroidea by Damiani (2001) and Liu and Wang (2005).
Subtaxa
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1971 | Wellesaurus bussoni Lehman p. 8 |
| 1980 | Heylerosauridae Shishkin |
| 1984 | Eocyclotosauridae Morales and Kamphausen |
| 2001 | Heylerosauridae Damiani p. 392 |
| 2005 | Heylerosauridae Liu and Wang |
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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.
Fm. †Heylerosauridae Shishkin 1980
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G. †Yuanansuchus Liu and Wang 2005
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†Yuanansuchus laticeps Liu and Wang 2005
†Yuanansuchus maopingchangensis Liu 2016
Invalid names: Eocyclotosauridae Morales and Kamphausen 1984 [synonym], Wellesaurus bussoni Lehman 1971 [nomen dubium]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, c = class, subp = subphylum, uc = unranked clade | |||||
| References: Hendy et al. 2009, Carroll 1988, Uhen 2004 | |||||
Age range: Anisian or 247.20000 to 242.00000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Spathian - Anisian | Algeria (Illizi) | Wellesaurus bussoni (107216) | |
| Aegean - Bithynian | USA (Arizona) | Rhadalognathus boweni (34888) | |
| Anisian | China (Hubei) | Yuanansuchus laticeps, Yuanansuchus maopingchangensis (97694) |