Anchonus

Body convex dorsally, black, with curved scales extending to apex. Rostrum elongate, 3.4–3.7 times as long as wide, curved, densely punctate, lacking carinae, separated from head by a furrow. Antennal scrobes visible from above anteriorly, directed under but not reaching eyes. Forehead quite wide, narrower than rostrum base width, flattened. Pronotum with arcuate sides, 1.2–1.5 times as long as rostrum, 1.3–1.4 times as long as wide at apex, 0.8–0.9 times as long as wide in middle, 0.9–1.2 times as long as wide at base. Elytra wide, 1.9–2.2 times as long as pronotum, 1.6 times as long as wide at base, 1.3–1.6 times as long as wide in middle, 1.9–2.2 times as long as wide in apical fourth; humeri smoothed; intervals flat or convex, narrow, 0.9–1.0 times as long as width of striae. Tibiae almost straight, with apical comb of setae, with uncus and two distinct groups of setae, small mucro. First and second ventrites elongate and fused, suture between them visible or not; fifth ventrite 2.6 times as long as fourth ventrite, with anal setae.

Literature