oph·i·ur·oid 
(ŏf′ē-yroid, ō′fē-)
(ŏf′ē-yroid, ō′fē-)n.
Any of various echinoderms in the class Ophiuroidea, which includes the basket stars and the brittle stars.
[From New Latin Ophiūroīdea, class name : Ophiūra, type genus (Greek ophis, snake + Greek ourā, tail; see ors- in the Appendix of Indo-European roots) + Greek -oeidēs, -oid.]