单词 | choanichthyes |
释义 | ChoanichthyesChoanichthyes[‚kō·ə′nik·thē‚ēz]ChoanichthyesChoanichthyesthe class of fishes closely related to the basic stock from which amphibians arose. Common in the Devonian and Carboniferous periods, the group includes present-day lungfish and COELOCANTHS. |
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