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Holotype, male (Fig. 38a). Length 3.30 mm. Color of antennae ferruginous; legs dark ferruginous; remainder black. Body subovate; in dorsal aspect with weak constriction between pronotum and elytron; in profile dorsally weakly convex. Rostrum dorsally with median carina and pair of submedian carinae, intervening furrows each with sparse row of suberect piliform scales; epistome indistinct. Pronotum with indistinct lateral edges weakly converging to subapical constriction; disk densely punctate, punctures anteriorly and laterally larger, bearing each one suberect transparent scale; median line impunctate. Elytra irregularly punctate; striae marked by hairlines; subapically punctures bearing short suberect transparent scale. Femora with anteroventral ridge ending with denticle, in meso- and metafemur crenate; anterior surface densely coarsely punctate, each puncture with suberect scale. Metafemur with dorsoposterior edge denticulate; subapically with stridulatory patch. Abdominal ventrites 1–2 concave, subglabrous, laterally with flange; ventrite 5 flat, punctate, with sparse suberect scales. Penis (Fig. 38b) with sides of body subparallel, in apical 1/2 weakly widening to rounded apex; apodemes 2.6 × as long as body; transfer apparatus flagelliform, slightly longer than body of penis; ductus ejaculatorius basally swollen, sclerotized, without bulbus.
Holotype (MZB): ARC2787 (GenBank # MK260241), N-Sulawesi Prov., Airmadidi, Gn. Klabat, 01°26.635'N 125°00.823'E, 1031 m, sifted, 16-V-2012.
N-Sulawesi Prov. (Mt Klabat). Elevation ca. 1030 m.
In leaf litter of montane forest.
This epithet is a Latinized adjective based on the type locality, Mt Klabat.
Trigonopterus klabatensis Riedel, sp. n. was coded as “Trigonopterus sp. 383”.
- Riedel, A; Narakusumo, R; 2019: One hundred and three new species of Trigonopterus weevils from Sulawesi ZooKeys, (828): 1-153. doi