Trigonopterus tepalensis Riedel

Riedel, Alexander, Taenzler, Rene, Balke, Michael, Rahmadi, Cahyo & Suhardjono, Yayuk R., 2014, Ninety-eight new species of Trigonopterus weevils from Sundaland and the Lesser Sunda Islands, ZooKeys 467, pp. 1-162 : 85

Taxon classification Animalia Coleoptera Curculionidae

92. Trigonopterus tepalensis Riedel sp. n.

Diagnostic description.

Holotype, male (Fig. 92a). Length 1.98 mm. Color of antennae and legs ferruginous, sutural interval dark ferruginous; remainder black. Body subovate, in dorsal aspect and in profile with weak constriction between pronotum and elytron. Rostrum with median ridge and pair of submedian ridges, intervening furrows each with sparse row of mesad directed setae; epistome simple. Pronotum coarsely punctate, submedially interspaces longitudinally rugose, with median costa; with sparse, suberect, slender scales. Elytra with striae deeply impressed; each with row of slender suberect setae; intervals costate, subglabrous, some with scattered punctures; with dense row of punctures on sutural interval, facing mesad towards incised suture. Femora with simple, crenate anteroventral ridge. Metafemur subapically with stridulatory patch. Metatibia apically with uncus, without premucro. Abdominal ventrite 5 coarsely punctate, with sparse suberect setae; with median carina. Penis (Fig. 92b) with sides of body converging, at middle with shallow constriction; containing pairs of sclerites; apex sparsely setose, with median extension indistinct, rounded; transfer apparatus symmetrical, with two pairs of tendons attached; apodemes 2.5 × as long as body; ductus ejaculatorius without bulbus.

Material examined.

Holotype (MZB): ARC3588 (EMBL # LM656020), West Nusa Tenggara Prov., W-Sumbawa, Tepal, Pc. Nengas, sample 5, S08°35.740', E117°08.721', 1330 m, 16-IV-2010.

Distribution.

West Nusa Tenggara Prov., Sumbawa (Tepal). Elevation: 1330 m.

Etymology.

This epithet is based on the type locality.

Notes.

Trigonopterus tepalensis Riedel, sp. n. was coded as " Trigonopterus sp. 439".