Nonalatus brevis (Schenkling, 1908)

figs 17, 34, 43, 53, 64 in Gerstmeier & Eberle 2011

Apteroclerus brevis Schenkling, 1908: 71.

Nonalatus brevis: Gerstmeier & Eberle 2011: 50.

Description:

Size. Body length 3.7–4.5 mm.

Head. BlacK, glossy; with fine punctation. Labrum yellow-brown, broadly bilobed. Head including eyes more or less as broad as anterior width of pronotum or slightly broader; vested with white setae. Eyes protruding, slightly emarginate at antennal insertion; interocular space two to three eye widths.

Thorax. Pronotum wider than long (l = 0.9–1.1 mm, w =1.0– 1.3 mm, length to width ratio 1:0.86), without a conspicuous transverse impression. Yellow-brown to dark redbrown, glossy, densely wrinkled; pronotal surface with white, more or less depressed, anteriorly directed setae; lower surface of prothorax red-brown.

Elytra short, ovate, strongly constricted at base and towards apex, widest in the middle or shortly behind (l= 2.3–2.8 mm, w= 1.4–1.9 mm, length to width ratio=1:1.56); apices broadly rounded. Elytral ground colour yellow, sides and disc dark brown; with yellow and brown, mostly posteriorly directed setae.

Scutellum round to ovate, brown, densely vested with long, yellow setae.

Legs relatively long; base of femora yellow-brown; tibiae basally and distally yellow, in the middle brown; tarsi yellow to yellow-brown; hind tibiae slightly curved.

Abdomen. Brown; scattered with oblique, posteriorly directed, white setae. Apical margin of male ventrite 6 distinctly emarginate, pygidium long, distally straight, with a very slight emargination in the middle.

Type material: Lectotype (designated here): Kilimandj., Sjöstedt; Kiboscho, 3'– 4000m; 15. febr.; Bärgs. Ängarne (NRM), Paralectotype (designated here): same data (SDEI) .