An illustrated catalogue of type specimens of the bathyal brittlestar genera Ophiomusium Lyman and Ophiosphalma H. L. Clark (Echinodermata: Ophiuroidea) Author Baker, Alan N. text Zootaxa 2016 4097 1 1 40 journal article 10.11646/zootaxa.4097.1.1 1bdc9f90-79e0-4265-b8b7-9057618b36db 1175-5326 270988 CD767562-3A19-4F4C-914D-80C50AD0D250 Ophiomusium zela A. H. Clark 1949 . Figures 39 a, b Holotype USNM E7129 and 2 paratypes E 7130, Albatross station 4018 vicinity of Kauai, Hawaii, 1469– 1342 m . Main Features : Small circular disc with few plates, mainly primaries, all heavily granular. Granules have balllike glassy heads. Areas between granules filled with skin. Radial shields contiguous. Small dorsal arm plates throughout arm. Six longish arm spines, 2 lowermost double hooked. Area between first lateral arm plates very narrow, containing first ventral arm plate. Two pairs of exposed tentacle pores, no scale. Diamond-shaped oral shields with one almost square plate between it and the wide interradial plate. Oral papillae not separated.