plural noun Coc·co·ste·i·dae \ˌkäkōˈstēəˌdē, ˌkäkəˈ-\

Definition of Coccosteidae

  1. :  a family (subclass Arthrodira) of armored extinct fishes — see coccosteus

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Origin and Etymology of coccosteidae

New Latin, from Coccosteus, type genus + -idae

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