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Sphenodontia

E Vicipaedia
Sphenodontia
Taxonomia
Regnum: Animalia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Tetrapoda
Superclassis: Amniota
Classis: Reptilia
Subclassis: Diapsida
Superordo: Lepidosauria
Classis: Sphenodontia
Williston, 1925
Familiae

Sphenodontia sive Rhynchocephalia (Guntherus, 1867) sunt Reptilium ordo antiquissimus (a Triassico extans), qui hodie duabus tantum speciebus (Sphenodonte guntheri et Sphenodonte punctato) constat.


─o Lepidosauria
 ├── Squamata Oppel, 1811
 └─o Sphenodontia Williston, 1925
   ├── † Gephyrosauridae Evans, 1980
   ├── † Pleurosauridae
   └─o Sphenodontidae
     └─o Sphenodontinae
       └─o Sphenodontini
         └─o Sphenodon Gray 1842
           ├── † Sphenodon diversus Colenso, 1885
           ├── Sphenodon guntheri Buller, 1877
           └── Sphenodon punctatus Gray 1831

Nexus externi

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