cavifrons, Icelinus Gilbert [C. H.] 1890:83 [Proceedings of the United States National Museum v. 13 (no. 797); ref. 1623] Off southern California, U.S.A., Albatross station 2907 and 2945, depth 30-44 fathoms. Syntypes: CAS-SU 69 (1), 148 (1), 28111 (1); USNM 44405 (2), 48247 (1). Type catalog: Böhlke 1953:130 [ref. 12291]. •Valid as Icelinus cavifrons Gilbert 1890 -- (Bolin 1944:28 [ref. 6379], Eschmeyer & Herald 1983:172 [ref. 9277], Peden 1984:79 [ref. 5193], Castro-Aguirre et al. 1993:92 [ref. 21807], Rosenblatt & Smith 2004:560 [ref. 27912], Nelson et al. 2004:120 [ref. 27807], Love et al. 2005:88 [ref. 37547], Page et al. 2013:123 [ref. 32708], Girard & Smith 2016:556 [ref. 34786], Kells et al. 2016:176 [ref. 35888], Burton & Lea 2019:66 [ref. 37205], Love et al. 2021:121 [ref. 39279], Page et al. 2023:185 [ref. 40505]). Current status: Valid as Icelinus cavifrons Gilbert 1890. Psychrolutidae. Distribution: Northeastern Pacific: central California (U.S.A.) south to Pacific coast of southern Baja California Sur (Mexico). Habitat: marine.