Psolidium prostratum Pawson & Valentine, 1981

Pawson, D. L. ; Valentine, J. F. (1981). Psolidium prostratum, new species, from off the East Coast of the U. S. A. (Echinodermata: Holothuroidea). Proc. Biol. Soc. Wash. 94(2): 450-545