nereis

Ne"re*is ( or ), n.; pl. Nereides. Etym: [L.] 1. (Class. Myth.) Defn: A Nereid. See Nereid. 2. (Zoöl.) Defn: A genus, including numerous species, of marine chætopod annelids, having a well-formed head, with two pairs of eyes, antennæ, four pairs of tentacles, and a protrusile pharynx, armed with a pair of hooked jaws.

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