pelycosaur en · NOUN
Etymology
Ancient Greek πέλυξ (pélux, “bowl, axe”) and σαῦρος (saûros, “lizard”).
Meanings
- Any of a group of basal or primitive Late Paleozoic synapsid amniotes, part of a polyphyletic grade, formerly regarded as order Pelycosauria.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| pelycosaurs | Number=Plur | lexicographic |