abyssorum, Nematonurus Gilbert [C. H.] 1915:374, Pl. 21 (fig. 23) [Proceedings of the United States National Museum v. 48 (no. 2075); ref. 1632] Off Santa Catalina Island, southern California, 33°02'15"N, 120°42'W, Albatross station 4390, depth 1350-2182 fathoms. Holotype (unique): USNM 75827. •Synonym of Nematonurus armatus (Hector 1875) -- (Geistdoerfer 1990:557 [ref. 16195]). •Synonym of Coryphaenoides armatus (Hector 1875) -- (Iwamoto & Stein 1974:28 [ref. 7509], Iwamoto in Cohen et al. 1990:205 [ref. 18936], Sheiko & Fedorov 2000:23 [ref. 25650], Nakayama 2020:150 [ref. 37888]). Current status: Synonym of Coryphaenoides armatus (Hector 1875). Macrouridae. Habitat: marine.