trucidans, Xenomystax Alcock [A. W.] 1894:134 [20] [Journal of the Asiatic Society of Bengal v. 63 (pt 2); ref. 90] Laccadive Sea, 7°05'45"N, 75°04'E, Investigator station 150, depth 719 fathoms. Holotype (unique): ZSI F13704. Type catalog: Menon & Yazdani 1968:134 [ref. 20743], Menon & Rama-Rao 1975:36 [ref. 22148]. On p. 20 of separate. Figured in Alcock 1895: Pl. 16 (fig. 5) [ref. 20532]. •Valid as Xenomystax trucidans Alcock 1894 -- (Castle 1975:23 [ref. 25984], Smith 1989:559 [ref. 13285], Adam et al. 1998:8 [ref. 23610], Smith et al. 2017:39 [ref. 36260], Psomadakis et al. 2020:285 [ref. 37272]). Current status: Valid as Xenomystax trucidans Alcock 1894. Congridae: Congrinae. Distribution: Northern Indian Ocean: Oman east to Myanmar and Andaman Sea. Habitat: marine.