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 mirandum Koehler, 1930 . Figures 23 a, b Holotype ZMUC OPH- 501, Kei Expedition Station 59, eastern Banda Sea, 388 m . Main Features : Thick disc with large radial shields occupying two thirds of the disc radius, shields completely separated by 5 plates. Large pear-shaped oral shields and large interradial plates. Very short but wide triangular dorsal arm plates throughout arm. Four small arm spines, 2 low, 2 high basally. Two elongate pairs of exposed tentacle pores, each with one long scale on the aboral side and a rim-like scale on the opposite side. Ventral arm plates present to the end of the arms.