PELYCOSAUR

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

Large primitive reptile having a tall spinal sail; of the Permian or late Paleozoic in Europe and North America

Classified under:

Nouns denoting animals

Hypernyms ("pelycosaur" is a kind of...):

synapsid; synapsid reptile (extinct reptile having a single pair of lateral temporal openings in the skull)

Holonyms ("pelycosaur" is a member of...):

order Pelycosauria; Pelycosauria (edaphosaurus; dimetrodon)

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