Batrachosauria ("Frog Saurians") is a name given either to very reptile-like amphibians dating from the
Carboniferous and
Permian
The Permian ( ) is a geologic period and stratigraphic system which spans 47 million years from the end of the Carboniferous Period million years ago (Mya), to the beginning of the Triassic Period 251.9 Mya. It is the last period of the Pale ...
periods, or to amniotes and those amphibians very closely related to them.
In current
cladistic
Cladistics (; ) is an approach to biological classification in which organisms are categorized in groups (" clades") based on hypotheses of most recent common ancestry. The evidence for hypothesized relationships is typically shared derived ch ...
schemes, Batrachosauria is the sister clade to the
Anthracosauroidea
Characteristics
From the Palaeos website:
*
Intercentrum reduced
* large
canine
Canine may refer to:
Zoology and anatomy
* a dog-like Canid animal in the subfamily Caninae
** '' Canis'', a genus including dogs, wolves, coyotes, and jackals
** Dog, the domestic dog
* Canine tooth, in mammalian oral anatomy
People with the ...
-like
maxilla
The maxilla (plural: ''maxillae'' ) in vertebrates is the upper fixed (not fixed in Neopterygii) bone of the jaw formed from the fusion of two maxillary bones. In humans, the upper jaw includes the hard palate in the front of the mouth. The ...
ry tooth
See also
*
Reptiliomorpha
Reptiliomorpha (meaning reptile-shaped; in PhyloCode known as ''Pan-Amniota'') is a clade containing the amniotes and those tetrapods that share a more recent common ancestor with amniotes than with living amphibians (lissamphibians). It was de ...
References
External links
* Palaeos
Batrachosauria
Reptiliomorphs
{{paleo-amphibian-stub