Trigonopterus tujuh
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Ordo: Coleoptera
Familia: Curculionidae
Genus: Trigonopterus
Name
Trigonopterus tujuh Riedel sp. n. – Wikispecies link – ZooBank link – Pensoft Profile
Diagnostic description
Holotype, male (Fig. 95a). Length 2.27 mm. Color of antennae and legs 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 indistinct submedian ridges, intervening furrows each with sparse row of mesad directed setae; anteriorly scabrous; epistome with transverse ridge. Pronotum coarsely punctate, interspaces longitudinally rugose, with median costa; with sparse, subrecumbent scales. Elytra with striae deeply impressed; each puncture containing small suberect seta; subbasally with sparse, slender, suberect scales; intervals weakly costate, almost flat, subglabrous, sutural interval with sparse coarse punctures; in basal half incised suture bordered by row of punctures, partly overgrown by sutural interval. Femora with simple, crenate anteroventral ridge. Metafemur subapically with stridulatory patch. Metatibia apically with uncus, without premucro. Abdominal ventrite 5 coarsely punctate, except apical third subglabrous. Penis (Fig. 96b) with sides of body subparallel, weakly converging; apex rounded, sparsely setose; transfer apparatus small, compact, symmetrical; apodemes 2.0 × as long as body; ductus ejaculatorius without bulbus. Intraspecific variation. Length 2.27–2.36 mm. Female unknown.
Material examined
Holotype (MZB): ARC2231 (EMBL # LM655687), East Nusa Tenggara Prov., Flores Isl., Labuhan Bajo, Roe, sample 3, S08°36.259', E120°01.539', 975 m, 13-III-2011 (MZB). Paratypes (MZB, SMNK): 4 exx, ARC2590 (EMBL # LM655899), same data as holotype.
Distribution
East Nusa Tenggara Prov., Flores (Labuhan Bajo). Elevation: 975 m.
Etymology
This epithet is based on the Indonesian word for “seven” and is treated as a noun in apposition.
Notes
Trigonopterus tujuh Riedel, sp. n. was coded as “Trigonopterus sp. 325” by Tänzler et al. (2014)[1].
Original Description
- Riedel, A; Tänzler, R; Balke, M; Rahmadi, C; Suhardjono, Y; 2014: Ninety-eight new species of Trigonopterus weevils from Sundaland and the Lesser Sunda Islands ZooKeys, (467): 1-162. doi
Images
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Other References
- ↑ Tänzler R, Toussaint E, Suhardjono Y, Balke M, Riedel A (2014) Multiple transgressions of Wallace’s Line explain diversity of flightless Trigonopterus weevils on Bali. Proceedings of the Royal Society B: Biological Sciences 281: 20132528. doi: 10.1098/rspb.2013.2528
