| 单词 | Eurypterida |
| 释义 | Eurypterus /ū-ripˈtə-rəs/nounA genus of Eurypterida ORIGIN: Gr eurys wide, and pteron wing eurypˈterid noun Any member of the Eurypterida Eurypterida /-terˈi-də/ plural noun A Palaeozoic fossil order of Arachnida, scorpion-like aquatic animals, sometimes over six feet long, with the last (sixth) pair of appendages expanded eurypˈteroid adjective Like or of the Eurypterida nounA eurypterid |
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