Acanthodes

noun

Ac·​an·​tho·​des

-ˈthō(ˌ)dēz

: a genus of small slender possibly degenerate fishes having generalized toothless jaws and a single small dorsal fin and found in the Carboniferous and Permian formations

Word History

Etymology

New Latin, from Greek akanthōdēs thorny, spiny, from akanth- acanth- + -ōdēs -ode

First Known Use

1834, in the meaning defined above

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