atrox, Thaumastomias Alcock [A. W.] 1890:220, Pl. 8 (fig. 7) [Annals and Magazine of Natural History (Series 6) v. 6 (no. 33) (art. 26); ref. 82] Arabian Sea, 5°12'N, 49°01'E, depth 533-141 meters. Neotype: MCZ 151289. Figured in Alcock 1900: Pl. 30 (fig. 2) [ref. 20536] as Photostomias atrox. Neotype designated by Kenaley & Hartel 2005:258 [ref. 28328]. Original locality: Off Madras coast, India, 18°26'N, 85°24'E, Investigator sta. 97, depth 1310 fathoms. •Synonym of Photostomus guernei Collett 1889 -- (Morrow 1964:528 [ref. 6958], Scott & Scott 1988:181 [ref. 25518]). •See Fujii in Okamura et al. 1982:89, 332 [ref. 8256]. •Valid as Photostomias atrox (Alcock 1890) -- (Kenaley & Hartel 2005:258 [ref. 28328], Hartel et al. 2008:324 [ref. 29890], Kenaley 2009:185 [ref. 30057], Harold 2016:1808 [ref. 34568], Carneiro et al. 2019:103 [ref. 37250], Sutton et al. 2020:125 [ref. 37832], Eduardo et al. 2022:7 [ref. 39574], Fermon et al. 2022:179 [ref. 39448] with question, Villarins et al. 2022:44 [ref. 39442], Page et al. 2023:89 [ref. 40505]). Current status: Valid as Photostomias atrox (Alcock 1890). Stomiidae: Malacosteinae. Distribution: Circumglobal in tropical and subtropical seas. Habitat: marine.