Hippomias: B. ponticus group 1. Elytra covered with lanceolate scales occasionally with bidentate apical margin.................................... 2 - Elytra covered with ovate, broad-ovate or round scales with bidentate or multidentate apical margin.................... 3 2. Elytral interstriae with rows of narrow, long, suberect setae as long as interstrial width. Transverse depression separating epifrons from vertex very weak.......................................................... B. boroveci Yunakov - Elytral interstriae with rows of spatulate, short, suberect setae, shorter than interstrial width. Transverse depression separating epifrons from vertex distinct............................................................ B. simulans Yunakov 3. Fore tibiae in male strongly curved. Lateral margins of vertex convex, forming ridge-shaped structure above eyes........................................................................................... B. curvimanus Yunakov - Fore tibiae in male straight. Lateral margins of vertex flat, not forming ridge-shaped structure above eyes............... 4 4. Eyes weakly convex. Epifrons flat............................................................ B. oertzeni Faust - Eyes strongly convex. Epifrons longitudinally convex........................................................ 5 5. Internal margin of hind tibiae in male, blade-sharpened........................................ B. armatus Yunakov - Internal margin of hind tibiae in male, not blade-sharpened.................................................... 6 6. Base of 10th male elytral interval strongly depressed. Internal sac with narrow spiculate field..................................................................................................... B. samos Yunakov & Germann - Base of 10th male elytral interval flat. Internal sac with wide spiculate field....................................... 7 7. Pronotum densely covered with V-shaped scales, elytra fully covered with broad-ovate scales. Body with degraded brownspotty scale pattern...................................................................... B. assingi Yunakov - Both pronotum and elytra fully covered with broad-ovate scales. Coloration of scale vestiture monochrome, without spotty pattern.............................................................................................. 8 8. Scales overlapping. Elytral interstriae with one row of thin, short setae, 1/2 as long as interstrial width; epifrons with median longitudinal sulcus; apex of median lobe rounded........................................... B. commutatus Košťál - Scales not overlapping. Elytral interstriae with one row of thin, long setae, as long as interstrial width; epifrons without median longitudinal sulcus; apex of median lobe acute............................................. B. ponticus Apfelbeck

Published as part of Yunakov, Nikolai, 2022, A review of the genus Brachysomus Schoenherr (Coleoptera: Curculionidae: Entiminae), pp. 1-165 in Zootaxa 5193 (1) on pages 18-19, DOI: 10.11646/zootaxa.5193.1.1, http://zenodo.org/record/7144389