edaphosaurus

n. 基龙属 [网络] 棘龙；额龙

释义与例句

n.
  1. 1.

    Any of several synapsids of the genus Edaphosaurus, from the Carboniferous and Permian periods, that had a distinctive dorsal sail or crest.

词汇关系

名词

上位词 1

synapsid

词源

From Ancient Greek ἔδαφος (édaphos, “ground, soil”) + -saurus. By surface analysis, edapho- + -saurus.

来源：wiktionary