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Sphenosuchus
Taxonomy
Sphenosuchus was named by Haughton (1915). Its type is Sphenosuchus acutus. It is the type genus of Sphenosuchidae. It was considered monophyletic by Nesbitt (2011).
It was assigned to Thecodontia by Haughton (1915); to Ornithosuchidae by Watson (1917); to Pedeticosauridae by Charig (1967) and Walker (1970); to Sphenosuchidae by Huene (1922), Haughton (1924), Nopcsa (1928), Huene (1942), Romer (1956), Carroll (1988) and Walker (1990); to Crocodilomorphi by Gauthier et al. (1989), Clark et al. (2004), Fiorelli and Calvo (2008) and Nesbitt (2011); and to Crocodylomorpha by Irmis et al. (2013).
It was assigned to Thecodontia by Haughton (1915); to Ornithosuchidae by Watson (1917); to Pedeticosauridae by Charig (1967) and Walker (1970); to Sphenosuchidae by Huene (1922), Haughton (1924), Nopcsa (1928), Huene (1942), Romer (1956), Carroll (1988) and Walker (1990); to Crocodilomorphi by Gauthier et al. (1989), Clark et al. (2004), Fiorelli and Calvo (2008) and Nesbitt (2011); and to Crocodylomorpha by Irmis et al. (2013).
Species
S. acutus (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1915 | Sphenosuchus Haughton p. 98 |
| 1917 | Sphenosuchus Watson p. 180 |
| 1922 | Sphenosuchus Huene p. 22 |
| 1924 | Sphenosuchus Haughton |
| 1928 | Sphenosuchus Nopcsa p. 186 |
| 1942 | Sphenosuchus Huene p. 244 |
| 1956 | Sphenosuchus Romer p. 595 |
| 1967 | Sphenosuchus Charig p. 709 |
| 1970 | Sphenosuchus Walker p. 369 |
| 1988 | Sphenosuchus Carroll |
| 1989 | Sphenosuchus Gauthier et al. p. 349 |
| 1990 | Sphenosuchus Walker |
| 2004 | Sphenosuchus Clark et al. p. 1022 |
| 2008 | Sphenosuchus Fiorelli and Calvo |
| 2011 | Sphenosuchus Nesbitt fig. 51 |
| 2013 | Sphenosuchus Irmis 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.
Diagnosis
No diagnoses are available