P.(Urodemella)holothurioides is a brown to grey sea cucumber. It is a small (25-75 mm), firm species, with scattered tube feet, and 20 tentacles in two rings. Spicules are reduced tables, and thorny plates (P. holothurioides spicules). It has been found in dredged samples.
Kingdom Animalia Phylum Echinodermata Class Holothuroidea Order Dendrochirotida Family Phyllophoridae Genus Phyllophorus Subgenus Urodemella Species Phyllophorus holothurioides