Hilton, William A. Pycnogonids from Allan Hancock expeditions / William A. Hilton. - Los Angeles, California : The University of Southern California Press, 1942. - 277-339 p. ; il. ; 24 cm. - Allan Hancock Pacific Expeditions ; vol. 5, no. 9 . 2nd shelf BIB Now: 3800 Inglés Dewey Class. No.: 595.496