2 Noun 0 Verb 0 Adj. 0 Adv.
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ENPelycosauriaNoun
EN
Edaphosaurus; dimetrodon
order Pelycosauria
bn:00059333n Concept
EN
Large primitive reptile having a tall spinal sail; of the Permian or late Paleozoic in Europe and North America
pelycosaur
bn:00061310n Concept