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Holotype, male (Fig. 44a). Length 2.24 mm. Color of antennae and legs ferruginous; remainder dark ferruginous to black. Body subovate; in dorsal aspect with weak constriction between pronotum and elytron; in profile dorsally convex, with very weak constriction between pronotum and elytron. Rostrum dorsally coarsely rugose punctate; with sparse suberect setae; epistome posteriorly with transverse ridge, medially and laterally with small denticle. Pronotum with weak subapical constriction; disk coarsely punctate-reticulate; with irregular median ridge. Elytra with striae deeply impressed, containing rows of punctures each with short, suberect seta; humerus irregularly scabrous; sutural interval punctate, other intervals costate, subglabrous, with sparse punctures. Femora with small, blunt denticle; anterior surface rugose-punctate, dull, with sparse recumbent piliform scales. Metafemur subapically with stridulatory patch. Abdominal ventrites 1–2 concave, microreticulate, with coarse punctures; ventrite 5 flat, at middle with shallow impression, microreticulate, coarsely punctate. Penis (Fig. 44b) with sides of body subparallel; apex rounded; apodemes 2.8 × as long as body of penis; transfer apparatus spiniform to short flagelliform, 1.7 × length of body of penis; ductus ejaculatorius without bulbus. Intraspecific variation. Length 2.12–2.24 mm. Female rostrum slender, dorsally with ridges less distinct, with median costa and submedian row of coarse punctures; epistome indistinct. Female abdominal ventrite 5 flat.
Holotype (MZB): ARC3198 (GenBank # MK260424), S-Sulawesi Prov., Gn. Lompobattang, Malakaji, Parambintolo, 05°23.545'S 119°55.517'E, 1803 m, sifted, 27-IV-2013. Paratype (SMNK): 1 ex, ARC3199 (GenBank # MK260425), same data as holotype.
S-Sulawesi Prov. (Gn. Lompobattang). Elevation ca. 1800 m.
In leaf litter of montane forest.
This epithet is a Latinized adjective based on Mt Lompobattang.
Trigonopterus lompobattangensis Riedel, sp. n. was coded as “Trigonopterus sp. 477”.
- Riedel, A; Narakusumo, R; 2019: One hundred and three new species of Trigonopterus weevils from Sulawesi ZooKeys, (828): 1-153. doi