Fig. 12 in Resolving the Ophioderma longicauda (Echinodermata: Ophiuroidea) cryptic species complex: five sisters, three of them new

Fig. 12. SEM images of skeletal elements of Ophioderma zibrowii sp. nov., from non-type specimen of 15.4 mm disc diameter (SMNH-178455), Crete, Greece. A. Radial shield, external aspect, white arrows point to larger peripheral pores. B. Radial shield, internal aspect. C. Scale-free part magnified from Fig. 12A, note the absence of pores on the denser area (naked in intact animal, see Fig. 11A). D. Dental plate fragments. E. Adradial genital plate, lateral aspect. F. Distal end of Fig. 12E. G. Abradial genital plate. H. Oral plate, abradial face. I. Oral plate, adradial face, black arrows point to oral papillae sockets and pores. J. Arm vertebra, proximal face. K. Arm vertebra, distal face. L. Lateral arm plate, external face. M. Lateral arm plate, internal face. Abbreviations: dist = distal; dors = dorsal; prox = proximal; Sp = spurs; vent = ventral.