Taxonomic history

Amasa gibbosa Smith, Beaver & Cognato 2020 (in Smith et al. 2020b): 38.


3.5−3.6 mm long (mean = 3.53 mm; n = 3); 2.33−2.41 times as long as wide. This species is distinguished by the pronotum appearing basic (type 2) when viewed dorsally, anterior margin serrate; elytral declivital surface glabrous, smooth, strongly shining; moderate size; declivital face convex, interstriae 1 and 2 moderately inflated from apex to near midpoint of declivity; and striae 1−3 approximately equidistant.

May be confused with

Amasa concitata, A. lini, A. tropidacron, and A. youlii



Host plants

unknown (Smith et al. 2020b)

DNA data

Sequences available for COI and CAD.

COI: GU808691.1

CAD: GU808616.1