pelycosaur (0 synonym found)
Definition of pelycosaur:

(n) : Any of a group of basal or primitive Late Paleozoic synapsid amniotes, part of a polyphyletic grade, formerly regarded as order Pelycosauria.
Definition of pelycosaur:

(n) : Any of a group of basal or primitive Late Paleozoic synapsid amniotes, part of a polyphyletic grade, formerly regarded as order Pelycosauria.
Back to Top