(Ekman, 1918)
P. crassa is a grey, medium-sized (145 mm) sea cucumber with a pink underside. Spicules are small stout baskets or plates, both with large knobs, and irregular rods. P. crassa are found inert on mud.
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(Ekman, 1918)
P. crassa is a grey, medium-sized (145 mm) sea cucumber with a pink underside. Spicules are small stout baskets or plates, both with large knobs, and irregular rods. P. crassa are found inert on mud.
%LABEL% (%SOURCE%)