amphitreta, Cryothenia Cziko [P. A.] & Cheng [C.-H. C.] 2006:753, Figs. 1, 2A [Copeia 2006 (no. 4); ref. 28921] McMurdo station saltwater intake jetty, 77°51.033'S, 166°39.759'W, eastern McMurdo Sound, Ross Sea, Antarctica, hand net at depth of 20 meters under 5 meters of ice. Holotype (unique): USNM 385901. •Valid as Trematomus amphitreta (Cziko & Cheng 2006) -- (Eastman & Eakin 2021:[3] [ref. 38307]). Current status: Valid as Trematomus amphitreta (Cziko & Cheng 2006). Nototheniidae: Trematominae. Distribution: Southern Ocean: Ross Sea (Antarctica). Habitat: marine.