Webster’s Revised Unabridged Dictionary · 1913
Catallacta
Cat′al·lac′ta (kăt′ăl·lăk′tȧ), n. pl. [NL., fr. Gr. καταλλάσσειν. See Catallactics.] (Zoöl.) A division of Protozoa, of which Magosphæra is the type. They exist both in a myxopod state, with branched pseudopodia, and in the form of ciliated bodies united in free, spherical colonies.