NOUN
- extinct reptile having a single pair of lateral temporal openings in the skull
How To Use synapsid reptile In A Sentence
- I was under the impression that “therapsid” always referred to a kind of synapsid reptile and was distinct from “pelycosaur” another kind of synapsid think dimetrodon. Controversies in Evolution: 'Jurassic beaver' unearthed in China - The Panda's Thumb
