'Myzostomata' definitions:

Definition of 'Myzostomata'

From: GCIDE

Myzostomata \My`zo*stom"a*ta\, prop. n. pl. [NL., fr. Gr. my`zein to suck + sto`ma, -atos, mouth.] (Zool.) An order of curious parasitic worms found on crinoids. The body is short and disklike, with four pairs of suckers and five pairs of hook-bearing parapodia on the under side. [1913 Webster]