Trigonopterus tatorensis
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Ordo: Coleoptera
Familia: Curculionidae
Genus: Trigonopterus
Name
Trigonopterus tatorensis Riedel sp. n. – Wikispecies link – ZooBank link – Pensoft Profile
Diagnostic description
Holotype, male (Fig. 95a). Length 2.91 mm. Color of antennae ferruginous; legs dark ferruginous to black; remainder black. Body subovate; in dorsal aspect and in profile with indistinct constriction between pronotum and elytron. Rostrum dorsally with glabrous median costa, with rows of course punctures and furrows; with sparse suberect setae; epistome indistinct. Pronotum with disk densely punctate; interspaces between punctures subglabrous; above procoxa punctures large, almost confluent. Elytra with striae marked by hairlines and rows of fine punctures; basal margin bordered row of slightly larger punctures; sutural interval punctate, other intervals subglabrous. Profemur with anteroventral ridge indistinct, simple; meso- and metafemur with anteroventral ridge denticulate; anterior surface of femora coarsely punctate, each puncture with narrow recumbent scale. Metafemur with dorsoposterior edge simple, without denticles; subapically with stridulatory patch. Metatibia ventrally with sparse row of long, stiff setae. Abdominal ventrites 1–2 concave, sparsely punctate; ventrite 5 at middle with transverse depression, sparsely punctate, with sparse upcurved scales. Penis (Fig. 95b) with sides converging, apex spatulate, weakly rounded, without setae; ostium elongate; apodemes 2.7 × as long as body of penis; transfer apparatus small, hook-shaped, directed basad in repose, without supporting sclerites; ductus ejaculatorius with indistinct bulbus. Intraspecific variation. Length 2.63–3.00 mm. Female rostrum subglabrous, with submedian and sublateral rows of punctures.
Material examined
Holotype (MZB): ARC2828 (EMBL # LN884935), S-Sulawesi Prov., Pc. Palopo, Gn. Sampuna, 02°56.539'S 120°05.320'E to 02°56.545'S 120°05.595'E, 1038–1101 m, beaten, 29-V-2012. Paratypes (MZB, SMNK, ZSM): S-Sulawesi Prov.: 228 exx, ARC2829 (GenBank # MK260374), ARC2830 (GenBank # MK260371), ARC2831 (GenBank # MK260370), same data as holotype; 78 exx, ARC6006 (GenBank # MK260373), Pc. Palopo, Gn. Sampuna, 02°56.539'S 120°05.320'E to 02°56.545'S 120°05.595'E, 1038–1101 m, beaten, 02-V-2013; 2 exx, Pc. Palopo, Gn. Sampuna, 02°56.539'S 120°05.320'E, 1038 m, sifted, 29-V-2012; 32 exx, Pc. Palopo, Gn. Sampuna, 800–1050 m, 15–16-IX-1997, beaten; 6 exx, ARC3002 (GenBank # MK260369), ARC3003 (GenBank # MK260375), ARC3004 (GenBank # MK260372), Tanah Toraja, Rantepao, Gn. Karre (= Gn. Wokim), 02°58.846'S 120°02.158'E, position 3, 1396 m, 06-V-2013.
Distribution
S-Sulawesi Prov. (Pc. Palopo, Gn. Karre). Elevation 1100–1400 m.
Biology
On foliage in montane forests.
Etymology
This epithet is a Latinized adjective based on the Indonesian abbreviation of Tanah Toraja “TaTor” and refers to the type locality.
Notes
Trigonopterus tatorensis Riedel, sp. n. was coded as “Trigonopterus sp. 416”.
Original Description
- Riedel, A; Narakusumo, R; 2019: One hundred and three new species of Trigonopterus weevils from Sulawesi ZooKeys, (828): 1-153. doi
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