Learn how to say Edaphosaurus correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word edaphosaurus:
a large herbivorous synapsid reptile of the late Carboniferous and early Permian periods, with long knobbly spines on its back supporting a sail-like crest.
Genus Edaphosaurus, order Pelycosuria, subclass Synapsida
modern Latin, from Greek edaphos ‘floor’ + sauros ‘lizard’