Webster’s Revised Unabridged Dictionary · 1913
Comatula
Co·mat′u·la, n. [NL., fr. L. comatulus having hair neatly curled, dim. fr. coma hair.] (Zoöl.) A crinoid of the genus Antedon and related genera. When young they are fixed by a stem. When adult they become detached and cling to seaweeds, etc., by their dorsal cirri; — called also feather stars.