HyperDic: pelycosaur

English > 1 sense of the word pelycosaur:
NOUNanimalpelycosaurlarge primitive reptile having a tall spinal sail
English > pelycosaur: 1 sense > noun 1, animal
Meaninglarge primitive reptile having a tall spinal sail; of the Permian or late Paleozoic in Europe and North America.
Member ofPelycosauria, order Pelycosauriaedaphosaurus
Broadersynapsid, synapsid reptileExtinct reptile having a single pair of lateral temporal openings in the skull
Spanishpelicosaurio, pelycosauria

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