Bathycuma sonne Lavrenteva & Mühlenhardt-Siegel, 2015Fig. 2Holotype.North Pacific Ocean • non-ovig. ♀; Kuril-Kamtschatka-Trench, KuramBIO exped., FS Sonne stat. SO 223-2-9; 46.24°N, 155.55°E [46.22667, 155.55700; 46.24883, 155.54283]; 4830–4864 [4865.9–4859.8] m depth; 03 August 2012; Angelika Brandt leg.; epibenthic sledge; ZMH -K-044213.Allotype.* • subA. ♂; same data as holotype; ZMH -K-044214.Paratypes.* • 2 juv.; same data as holotype; ZMH -K-044215.Remarks.Lavrenteva and Mühlenhardt-Siegel (2015) designated additional paratypes, which are deposited at the MIMB (MIMB 29071, MIMB 29072, MIMB 29073, MIMB 29076).Diagnosis.Carapace serrated on anterior half with two rows of 22–28 alternating teeth; antennal notch shallow; anterolateral corner small. Pseudorostrum without dorsal teeth, carapace significantly convex in frontal part. Maxilliped 3, basis endite as long as ischium. Pereopod 2 and basis of pereopod 1 with cuspidate setae (after Lavrenteva and Mühlenhardt-Siegel 2015).Distribution.Northwest Pacific, Kuril-Kamchatka abyssal plain, 4830–5418 m depth.