单词 | acanthodian |
释义 | acanthodian /ak'euhn thoh"dee euhn/, n. any small, spiny-finned, sharklike fish of the extinct order Acanthodii, from the Paleozoic Era. [1850-55; < NL Acanthodi(i) pl. of ACANTHODIUS (equiv. to Acanthod(es) a genus ( < Gk akanthódes prickly, spiny; see ACANTH-, -ODE1) + L -ius) + -AN] |
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