Category:Nematocalyx

Nem`a*to*ca"lyx, n.; pl. Nematocalyces, e. -calyxes. Etym: [nl. See Nemato-, and calyx.] (zoöl.)

Defn: one of a peculiar kind of cups, or calicles, found upon Hydroids of the family plumularidæ. They contain nematocysts. See Plumularia.