Webster’s Revised Unabridged Dictionary · 1913
Suctoria
Suc·to′ri·a (sŭk·tō′rĭ·ȧ), n. pl. [NL. See Suction.] (Zoöl.) 1. An order of Infusoria having the body armed with somewhat stiff, tubular processes which they use as suckers in obtaining their food. They are usually stalked.
2. Same as Rhizocephala.