List-Armitage, S.E.; Hooper, J.N.A. (2002). Discovery of
Petromica Topsent in the Pacific Ocean: a revision of the genus with a new subgenus (
Chaladesma subgen. nov.) and a new species (
P. (C.) pacifica sp. nov.), (Porifera: Demospongiae: Halichondrida: Halichondriidae).
Invertebrate Systematics. 16 (5): 813-835.