单词 | protorosaur |
释义 | protorosaur/ˈprəʊt(ə)rə(ʊ)sɔː/(also proterosaur) Palaeontology noun An early fossil reptile of the genus Protorosaurus or the order Protorosauria (now often called Araeoscelidia). OriginMid 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From scientific Latin Protorosaurus (or Proterosaurus) Protorosaurus: see -saur. |
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