Clade | |
Subclade |
Taxon | |
Taxon |
Eusuchia
|
Nominal Author | Huxley 1875 |
2nd Nominal Author | |
Taxon Status | ACTIVE |
Comments | Brochu (1999) used Crocodylia as a specifier, whereas Brochu (2003) replaced Crocodylia with the three species. The monophyly of Crocodylia, however, is not at stake here, and the single nested species, Crocodylus niloticus, will suffice as an internal specifier. Hylaeochampsa vectiana is clearly an outgroup to any two species of extant crocodylians. The actve definition is a first-order revision of that in Brochu (1999, 2003) using species as specifiers. |
Potential Synonomy |
Active Phylogenetic Definition | |
Active Definition |
The least inclusive clade containing Hylaeochampsa vectiana Owen 1874 and Crocodylus niloticus (Laurenti 1768).
|
Shorthand |
< Hylaeochampsa vectiana and Crocodylus niloticus. |
Definitional Author |
Sereno 2005 |
Definition Status | checked |
Definition Type | NODE |
Node-Stem Triplet | NO |
Other Triplet Taxa | |
Specifiers | |
Specifier(s) A |
Hylaeochampsa vectiana |
Specifier(s) B |
Crocodylus niloticus |
Specifier(s) C | |
Qualifiers | |
+Taxon | |
-Taxon | |
Datum | |
Taxonomic Content | |
Publication Year |
Unknown Unknown Unknown 1999 |
Inactive Taxon Status | |
Rejection Criteria | |
Critique | |
Definitional History #1 | |
Earliest Record | Last common ancestor of Hylaeochampsa vectiana and Crocodylia and all of its descendants. |
Latest Record | Brochu 1999:14 |
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Definitional History #2 | |
Earliest Record | Last common ancestor of Hylaeochampsa vectiana, Gavialis gangeticus, Alligator mississippiensis, and Crocodylus niloticus and all of its descendants. |
Latest Record | Brochu 2003:360 |
Range (My) | |
Range (My) |
Hylaeochampsa vectiana, Gavialis gangeticus, Alligator mississippiensis, Crocodylus niloticus |
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Definitional History #3 | |
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Definitional History #7 | |
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Definitional History #8 | |
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Definitional History #9 | |
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Definitional History #10 | |
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