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Holotype, male (Fig. 70a). Length 1.78 mm. Color of antennae and legs ferruginous; remainder black. Body subovate; in dorsal aspect with weak constriction between pronotum and elytron, in profile dorsally convex. Rostrum dorsally with median costa and pair of submedian ridges; intervening furrows with sparse rows of short setae; epistome indistinct. Pronotum with ovate punctures of transverse orientation; interspaces subglabrous. Elytra with striae marked by rows of distinct punctures; sutural interval with additional row, other intervals subglabrous, with few interspersed punctures. Femora with anteroventral ridge crenate, ending with blunt angulation; anterior surface weakly rugose, weakly denticulate, microreticulate. Metafemur subapically with stridulatory patch. Abdominal ventrites 1–2 markedly microreticulate, almost impunctate, concave; ventrite 5 coarsely punctate, with depression at middle. Penis (Fig. 70b) with body subparallel, weakly rounded to subtruncate apex; apodemes 2.0 × as long as body of penis; transfer apparatus flagelliform, 2.4 × longer than body of penis; ductus ejaculatorius without bulbus. Intraspecific variation. Length 1.78–1.90 mm. Female rostrum subglabrous, with two submedian rows of punctures, with pair of sublateral furrows.
Holotype (MZB): ARC3044 (GenBank # MK260417), S-Sulawesi Prov., Tanah Toraja, Bittuang, Gn. Ponding, 02°56.446'S 119°38.075'E, 1625 m, beaten, 09-V-2013. Paratypes (MZB, SMNK): S-Sulawesi Prov.: 3 exx, ARC3043 (EMBL # LN884952), ARC3045 (GenBank # MK260418), ARC6029 (GenBank # MK260419), same data as holotype.
S-Sulawesi Prov. (Bittuang). Elevation ca. 1625 m.
On foliage in montane forests.
This epithet is a Latinized adjective based on the Greek prefix pseudo- (false) and the name of Trigonopterus ovalipunctatus Riedel, sp. n., a sibling species.
Trigonopterus pseudovalipunctatus Riedel, sp. n. was coded as “Trigonopterus sp. 474”.
- Riedel, A; Narakusumo, R; 2019: One hundred and three new species of Trigonopterus weevils from Sulawesi ZooKeys, (828): 1-153. doi