pelycosaur (0 synonym found)

We don't have any synonyms for pelycosaur yet.

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pelycosaurs

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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.
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