Photostylus pycnopterus Beebe, 1933 .

Beaded Slickhead. To 13 cm (5.1 in) SL (Tsukamoto et al. 1992). (We assume that in the range of “39.9–13.0 mm SL” given by Tsukomoto et al. for total specimens examined, the 13.0 mm is a misprint for 130 mm = 13 cm.) Circumglobal; Japan (Tsukamoto et al. 1992); San Clemente Island, southern California (Personal communication: Los Angeles County Museum of Natural History Fish Collection, Los Angeles, California) to northern Baja California (32°36’N, 118°05’W) (Wisner 1967). Depth: 650–2,868 m (2,132 –9,407 ft) (min.: Balanov et al. 2009; max.: Nakamura and Okamura in Okamura et al. 1995).