Dictionary entry

Nematocalyx

Webster's Dictionary 1913

‖Nem′a‐to‐ca″lyx (?), n.; pl.Nematocalyces (#), E. -calyxes (#). [NL. See Nemato-, and Calyx.] (Zoöl.) One of a peculiar kind of cups, or calicles, found upon hydroids of the family Plumularidæ. They contain nematocysts. See Plumularia.