FIGURE 8 in Two new species of the bathyal holothurian genus Pannychia (Elasipodida, Laetmogonidae) from Japanese waters

FIGURE 8. SEM images of wheel ossicles from dorsal and ventral body walls of Pannychia rinkaimaruae sp. nov. (A, B from dorsal body wall; C, D from ventral body wall; holotype, NSMT E-13404). A, large wheels with triangular rim teeth and calcareous membrane, convex side view (left) and concave side view (right); B, small wheels with conical rim teeth but without calcareous membrane, convex side view (left) and concave side view (right); C, large wheels with triangular rim teeth and calcareous membrane, convex side view (left) and concave side view (right); D, small wheels with conical rim teeth but without calcareous membrane, convex side view (left) and concave side view (right).