FIGURE 4 in Two new species of Psolus Oken from Brazil (Holothuroidea: Psolidae), with neotype designation and redescription of Psolus vitoriae Tommasi, 1971, and a key to the southwestern Atlantic and Magellanic species

FIGURE 4. Psolus tommasi sp. nov., holotype (MZUSP 583). SEM photomicrographs of the ossicles. (A) Dorsal scales. (B) spheroid bodies from dorsal/lateral scales. (C) Knobbed, single layered plate from sole. (D) Smooth, perforated plate from sole. (E) Rods from tube feet. Scale bars: A, 500 µm; B, 50 µm; C, 70 µm; (D) 40 µm and (E) 100 µm.