Clade | |
Subclade |
Taxon | |
Taxon |
Suchia
|
Nominal Author | Krebs 1974 |
2nd Nominal Author | |
Taxon Status | ACTIVE |
Comments | Sereno (1991:11) provided a node-based definition for Suchia. Parrish (1993:296) remarked that Suchia is “Crocodylotarsi less Parasuchia”, but did not provide a definition. The active definition is a first-order revision of the only existing definition (Sereno 1991) that includes specifiers for Gracilisuchus and the clades most likely to be basal. In this manner, Suchia captures the concept first articulated by Krebs (1974) and put on a cladogram by Benton and Clark (1988). Ornithosuchidae is not included or excluded by definition. Should ornithosuchid relationships lie within Suchia as defined, they naturally would be regarded as suchians. |
Potential Synonomy |
Active Phylogenetic Definition | |
Active Definition |
The least inclusive clade containing Aetosaurus ferratus Fraas 1877 and Rauisuchus tiradentes Huene 1942, Prestosuchus chiniquensis Huene 1942, Gracilisuchus stipanicicorum Romer 1972, Crocodylus niloticus (Laurenti 1768).
|
Shorthand |
< Aetosaurus ferratus and Rauisuchus triradentes, Prestosuchus chiniquensis, Gracilisuchus stipanicicorum, Crocodylus niloticus. |
Definitional Author |
Sereno 2005 |
Definition Status | checked |
Definition Type | NODE |
Node-Stem Triplet | NO |
Other Triplet Taxa | |
Specifiers | |
Specifier(s) A |
Aetosaurus ferratus |
Specifier(s) B |
Rauisuchus triradentes, Prestosuchus chiniquensis, Gracilisuchus stipanicicorum, Crocodylus niloticus |
Specifier(s) C | |
Qualifiers | |
+Taxon | |
-Taxon | |
Datum | |
Taxonomic Content | |
Publication Year |
Unknown Unknown Unknown 1991 |
Inactive Taxon Status | |
Rejection Criteria | |
Critique | |
Definitional History #1 | |
Earliest Record | Suchia includes Gracilisuchus stipanicicorum, Aetosauria, Rauisuchia, Poposauridae, Crocodylomorpha, and all descendants of their common ancestor. |
Latest Record | Sereno 1991:11 |
Range (My) | |
Range (My) |
Gracilisuchus stipanicicorum, Aetosauria, Rauisuchia, Poposauridae, Crocodylomorpha |
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