Notocomplana mexicana

Notocomplana mexicana (Hyman, 1953) Phaenocelis mexicana Hyman, 1953a: 298–300, figs 34–36 (type locality: Miramar Beach, Guaymas, Sonora, Mexico). Phaenocelis mexicana – Brusca 1980: 69–71, fig. 4.5 (identification keys); 2005: 69 (checklist). Notocomplana mexicana – Faubel 1983: 114 (new combination, identification keys). Distribution Portuguese Bend, California; San Ignacio Lagoon, Baja California Sur, Miramar Beach, Guaymas; San Carlos Bay, Sonora, Mexico. Habitat Benthic. Remarks Notocomplana mexicana is characterized by marginal eyes distributed in the first third of the body, cerebro-tentacular eyes, and a pharynx oriented towards the anterior region of the body. Its reproductive system features a seminal vesicle and a tubular prostatic vesicle, spermiducal ducts and vesicles, short penis papilla, and elongated Lang’s vesicle oriented towards the posterior region of the body. Hyman (1953a) described the species as Phaenocelis mexicana; while Faubel (1983) transferred the species to the genus Notocomplana; however, he did not establish the criteria for this reassignment.