FIGURE 4 in A revision of Holothuria (Halodeima) kefersteinii (Selenka, 1867) and the revival of Holothuria inornata Semper, 1868 from sea cucumbers collected in Mexico and Central America

FIGURE 4. SEM ossicles of Holothuria kefersteinii ("green") collected for the present study. A. Dorsal body wall (bar = 40 µm). B. Dorsal tube feet (endplate bar = 100 µm; table = 50 µm). C. Dorsal papillae on warts (bar = 50 µm). D. Ventral tube feet (bar = 40 µm).