Rostellum
Pronunciation : Ros*tel"lum
Part of Speech : n.;
Etymology : [L. See Rostel.]
Definition : Defn: A small beaklike process or extension of some part; a small rostrum; as, the rostellum of the stigma of violets, or of the operculum of many mosses; the rostellum on the head of a tapeworm.
pl. Rostella.
Source : Webster's Unabridged Dictionary, 1913