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Webster 1913 Edition
Comatula
‖
Co-mat′u-la
(?; 135)
, Noun.
 [NL., fr. L. 
comatulus 
having hair neatly curled, dim. fr. coma 
hair.] (Zool.) 
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
.