ETHEOSTOMOID

E′the‐os″to‐moid (?), a. [[NL. etheostoma name of a genus + -oid.]] (Zoöl.) Pertaining to, or like, the genus Etheostoma. — n. Any fish of the genus Etheostoma and related genera, allied to the perches; — also called darter. The etheostomoids are small and often bright-colored fishes inhabiting the fresh waters of North America. About seventy species are known. See Darter.