enigmaticus, Heteroconger Castle [P. H. J.] & Randall [J. E.] 1999:15, Figs. 2, 7; Pls. IB, IIIA [Indo-Pacific Fishes No. 30; ref. 24042] Inshore from wreck of Japanese warship, east of Maumere Bay, Flores, Indonesia. Holotype: BPBM 34094. Paratypes: AMS I.38849-001 (1); BPBM 32317 (4), 34062 (8), 36266 (2), 38407 (11); CAS 201486 (1); USNM 349980 (1). •Valid as Heteroconger enigmaticus Castle & Randall 1999 -- (Allen & Adrim 2003:24 [ref. 26830], Allen & Erdmann 2010:136 [ref. 30467], Allen & Erdmann 2012:116 [ref. 31980], Allen et al. 2020:15 [ref. 37319], Allen & Erdmann 2024:127 [ref. 40796]). Current status: Valid as Heteroconger enigmaticus Castle & Randall 1999. Congridae: Heterocongrinae. Distribution: Eastern Indian Ocean, western Pacific: Indonesia and Papua New Guinea. Habitat: marine.