Comatula \Co*mat"u*la\ (?; 135), n. [NL., fr. L. comatulus having hair neatly curled, dim. fr. coma hair.]

(Zo["o]l.) 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.

Source: Webster's Revised Unabridged Dictionary (1913)