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Proterosuchus
Taxonomy
Proterosuchus was named by Broom (1903). Its type is Proterosuchus fergusi. It was considered monophyletic by Nesbitt (2011).
It was assigned to Howesiidae by Watson (1917); to Archosauriformes by Parrish (1993) and Senter (2004); and to Proterosuchidae by Huene (1922), Charig and Reig (1970), Cruickshank (1972), Romer (1972), Charig and Sues (1976), Cruickshank (1978), Benton (1985), Benton (1990), Welman (1998), Nesbitt (2011), Ezcurra and Butler (2015) and Ezcurra (2016).
It was assigned to Howesiidae by Watson (1917); to Archosauriformes by Parrish (1993) and Senter (2004); and to Proterosuchidae by Huene (1922), Charig and Reig (1970), Cruickshank (1972), Romer (1972), Charig and Sues (1976), Cruickshank (1978), Benton (1985), Benton (1990), Welman (1998), Nesbitt (2011), Ezcurra and Butler (2015) and Ezcurra (2016).
Species
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1903 | Proterosuchus Broom p. 162 figs. Pl. XIX |
| 1917 | Proterosuchus Watson p. 180 |
| 1922 | Proterosuchus Huene p. 22 |
| 1924 | Chasmatosaurus Haughton p. 93 |
| 1946 | Elaphrosuchus Broom |
| 1946 | Chasmatosaurus Kuhn p. 64 |
| 1964 | Chasmatosaurus Kuhn p. 320 |
| 1967 | Chasmatosaurus Charig p. 708 |
| 1970 | Chasmatosaurus Charig and Reig p. 165 |
| 1970 | Elaphrosuchus Charig and Reig p. 165 |
| 1970 | Proterosuchus Charig and Reig p. 165 |
| 1972 | Proterosuchus Cruickshank p. 116 |
| 1972 | Proterosuchus Romer p. 16 |
| 1976 | Proterosuchus Charig and Sues p. 16 |
| 1976 | Chasmatosaurus Charig and Sues p. 20 |
| 1976 | Elaphrosuchus Charig and Sues p. 25 |
| 1978 | Proterosuchus Cruickshank |
| 1985 | Chasmatosaurus Benton p. 154 |
| 1985 | Proterosuchus Benton p. 154 |
| 1988 | Chasmatosaurus Carroll |
| 1990 | Proterosuchus Benton p. 15 |
| 1993 | Proterosuchus Parrish p. 290 fig. 1 |
| 1998 | Proterosuchus Welman p. 340 |
| 2004 | Proterosuchus Senter p. 260 |
| 2011 | Proterosuchus Nesbitt p. 191 fig. 51 |
| 2015 | Proterosuchus Ezcurra and Butler |
| 2016 | Proterosuchus Ezcurra |
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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. †Proterosuchus Broom 1903
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†Proterosuchus alexanderi Hoffman 1965
†Proterosuchus fergusi Broom 1903
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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]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, subc = subclass, c = class, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009, Benton 1983 | |||||
Age range: Induan or 252.17000 to 251.20000 Ma
Collections (17 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Induan | China (Xinjiang) | Chasmatosaurus yuani (117524 143474) | |
| Early/Lower Triassic | South Africa (Eastern Cape) | P. fergusi (117176 117184) | |
| Early/Lower Triassic | South Africa (East Cape) | P. fergusi (188978) | |
| Early/Lower Triassic | South Africa (Free State) | Chasmatosaurus vanhoepeni (117178 117179 117183) | |
| Induan - Olenekian | South Africa (Eastern Cape) | Chasmatosaurus alexanderi (105610) P. fergusi (117185 182575 182576) P. fergusi, Elaphrosuchus rubidgei (85948) | |
| Induan - Olenekian | South Africa (Free State) | Chasmatosaurus vanhoepeni (88282) P. fergusi (182577) P. vanhoepeni (144326) | |
| Induan - Smithian | India (West Bengal) | Chasmatosaurus sp. (117187) |