Fig. 16 in Understanding the color variability and resolving taxonomic confusion in the sea cucumber Isostichopus badionotus (Echinodermata, Holothuroidea): a revision of the genus Isostichopus

Fig. 16. Isostichopus maculatus phoenius (Clark, 1922) ossicles (specimen USNM 1659477-BT43, 160 mm long). A. Thin C-shaped rods, tables, worm-like rods, perforated plates and large, curved rods from papillae and dorsal body wall. B. Thin C-shaped rods, tables, perforated plates, large, curved rods and end plate (not complete, broken at the outer edge) from ventral body wall and tube feet. C. C-shaped rods, simple rods and tables from tentacles. D. Large tables from mouth membrane. E. Thin C-shaped rods and simple rods from longitudinal muscles. F. Simple and bifurcated rods in a cross shape in the cloaca. G. Tables from respiratory trees. H. Cross-shaped rods from intestine. I. Simple rods from gonads. Photos by G. Borrero.