Ophiomusium oligoplacum H. L. Clark, 1915

Baker, Alan N., 2016, An illustrated catalogue of type specimens of the bathyal brittlestar genera Ophiomusium Lyman and Ophiosphalma H. L. Clark (Echinodermata: Ophiuroidea), Zootaxa 4097 (1), pp. 1-40 : 18

Ophiomusium oligoplacum H. L. Clark, 1915 .

Figures 27 a, b

Holotype MCZ 526, off Havana, 457– 731m.

Main Features: Disc 5 mm d.d. with few plates, each raised above the sutures and finely tuberculate. Radial shields small, triangular and completely contiguous. Dorsal arm plates present throughout arm, 2 ventral arm plates each with a pair of exposed tentacle pores. Six small arm spines evenly spaced up to dorsal side. Thin skin on ventral surface, sutures wide. Genital slit obscure, but up to half the length of adjacent lateral arm plate. This species could be a young O. rugosum Koehler.