cyamommatus, Uropterygius Huang [W.-C.], Liao [T.-Y.] & Tan [H. H.] 2023:270, Figs. 3-7 [Raffles Bulletin of Zoology v. 71; ref. 40092] Whip Cave, a cave system with a narrow cave mouth and lower chambers filled with anchialine water affected by tidal changes, Christmas Island, Australia, 10°25.377ʹS, 105°42.081ʹE. Holotype: WAM P.35403.001. Paratypes: (4) NMMB, WAM, ZRC. Plus additional non-type material. •Valid as Uropterygius cyamommatus Huang, Liao & Tan 2023. Current status: Valid as Uropterygius cyamommatus Huang, Liao & Tan 2023. Muraenidae: Uropterygiinae. Distribution: Southwest Pacific: anchialine caves in Christmas Island, Australia and Panglao Island, the Philippines. Habitat: brackish, marine.