Characteristics
Basal reptiliomorphs were land-based, reptile-like amphibians, in anatomy falling between the mainly aquatic Devonian labyrinthodonts and the first reptiles. University of Bristol paleontologist Professor Michael J. Benton gives the following characteristics for the Reptiliomorpha:
- narrow premaxillae (less than half the skull width)
- vomers taper forward
- phalangeal formulae (number of joints in each toe) of foot 2.3.4.5.4–5
Read more about this topic: Reptiloform