Pettibone 1977. Review of Halosydnopsis and related genera (Polychaeta: Polynoidae: Lepidonotinae) 39-62, illust. Essays on polchaetous annelids. In Memory of Dr. Olga Hartman. Allan Hancock Foundation., University of Southern California, Los Angeles 1977: 1-604., 1977: 267-278,illust. Chapter pagination: Unpaginated