OPHIUROIDS
(Brittle Stars)
1). The dorsal / upper surface of a medium-sized modern ophiuroid (x2.5).
A | B |
1). Details of a large modern ophiuroid (x2); (A) The dorsal / upper surface of the central disc, this is relatively featureless except for the small genital plates which are situated either side of the arms where they joins the central disc; (B) ventral / under surface with the well defined jaw system.