View example sentences, synonyms and word forms for Anapsid.

Anapsid

Anapsid | Anapsids

Anapsid meaning

Pertaining to the group of reptiles whose skulls do not have openings near the temples, originally considered as a specific subclass

Example sentences (3)

All Permian anapsid reptiles died out except the procolophonids ( testudines have anapsid skulls but are most often thought to have evolved later, from diapsid ancestors).

All anapsid skulls lack a temporal opening, while all other extant amniotes have temporal openings (although in mammals the hole has become the zygomatic arch ).

The earliest amniotes were superficially lizard-like, but had solid, box-like skulls, with openings only for eyes and nostrils, termed the anapsid condition.