Trigonopterus rufipes Riedel

Riedel, Alexander & Narakusumo, Raden Pramesa, 2019, One hundred and three new species of Trigonopterus weevils from Sulawesi, ZooKeys 828, pp. 1-153 : 1

81. Trigonopterus rufipes Riedel sp. n.

Diagnostic description.

Holotype, male (Fig. 81a). Length 2.84 mm. Color of antennae and legs ferruginous; remainder black. Body subovate; in profile dorsally convex. Rostrum dorsally with median and pair of submedian costae; intervening furrows with sparse rows of suberect setae; epistome indistinct. Pronotum with disk densely punctate with small punctures; interspaces between punctures subglabrous. Elytra with striae marked by small punctures and fine hairlines; stria 8 along humerus with punctures larger; intervals subglabrous, with few interspersed minute punctures. Femora edentate; anteroventral ridges simple. Metafemur dorsally sparsely covered with recumbent silvery scales; dorsoposterior edge simple; subapically with stridulatory patch. Abdominal ventrites 1-2 concave, subglabrous; behind metacoxa with small lateral flange, with sparse suberect scales; ventrite 5 with subglabrous impression, laterally with sparse coarse punctures and sparse erect scales, subapically with dense erect setae. Penis (Fig. 81b) with sides of body subparallel; at middle with shallow constriction; rounded to subangulate apex, without setae; apodemes 2.3 × as long as body of penis; transfer apparatus flagelliform, 1.7 × as long as body of penis; ductus ejaculatorius without bulbus.

Material examined.

Holotype (MZB): ARC2999 (EMBL # LN884948), S-Sulawesi Prov., Tanah Toraja, Rantepao, Gn. Karre (= Gn. Wokim), 02°59.021'S 120°02.523'E, 1456 m, beaten, 06-V-2013.

Distribution.

S-Sulawesi Prov. (Tanah Toraja). Elevation ca. 1460 m.

Biology.

On foliage in montane forests.

Etymology.

This epithet is a combination of the Latin adjective rufus, -a, -um (red) and noun pes (foot, leg).

Notes.

Trigonopterus rufipes Riedel, sp. n. was coded as " Trigonopterus sp. 515".