Ctenacanthus

noun Cten·acan·thus \ ˌtenəˈkan(t)thəs , ˌtēn- \

Definition of Ctenacanthus

:a genus of Upper Devonian and Lower Permian sharks related to Cladoselache and known chiefly from its very stout fin spines

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Origin and Etymology of ctenacanthus

New Latin, from cten- + -acanthus


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