Dorsal, lateral and declivital view of Amasa aspersa, 3.7–3.9 mm (A, B, I), A. beesoni paratype, 5.0 mm (C, D, J), A. concitata, 4.3–4.5 mm (E, F, K), and A. cycloxyster holotype, 3.4 mm (G, H, L).

  Part of: Smith SM, Beaver RA, Cognato AI (2020) A monograph of the Xyleborini (Coleoptera, Curculionidae, Scolytinae) of the Indochinese Peninsula (except Malaysia) and China. ZooKeys 983: 1-442.