Trigonopterus setifer
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Ordo: Coleoptera
Familia: Curculionidae
Genus: Trigonopterus
Name
Trigonopterus setifer Riedel sp. n. – Wikispecies link – ZooBank link – Pensoft Profile
Diagnostic description
Holotype, male (Fig. 80a). Length 3.06 mm. Color ferruginous, sides of elytra black. Body elongate; in dorsal aspect with marked constriction between pronotum and elytron; with distinct constriction in profile. Rostrum with median carina terminating abruptly on forehead; with pair of submedian ridges; intervening furrows each with row of erect, piliform scales; epistome at middle with minute denticle. Pronotum with distinct subapical constriction; disk densely punctate, interspaces partly rugose; punctures each with one piliform scale, in apical half these scales long, suberect. Elytra with striae deeply impressed, each with row of suberect piliform scales; intervals carinate, nude; intervals 2 and 4 basally flat; interval 7 swollen subapically, laterally weakly projecting; sutural interval at apex slightly protruding. Meso- and metafemur with crenulate anteroventral ridge terminating with blunt tooth. Metafemur subapically with stridulatory patch and transverse row of denticles. Abdominal ventrite 5 basally swollen, subapically with pit, sparsely setose. Penis (Fig. 80b); apex with narrow median extension; endophallus in repose basally passing middle of apodemes; transfer apparatus flagelliform, 2 × as long as body, outside of body, from ventrally coiled dorsad over apodeme and endophallic tube; apodemes 2.3 × as long as body; ductus ejaculatorius without bulbus. Intraspecific variation. Length 2.56–3.22 mm. Female rostrum dorsally with pairs of lateral and submedian furrows; epistome simple. Female abdominal ventrite 5 flat.
Material examined
Holotype (MZB): ARC2713 (EMBL # LM655969), West Java, Garut, Cikajang, Mt. Payung, sample 3, S07°25.320', E107°48.259', 1560 m, 26-IV-2012. Paratypes (MZB, SMNK): W-Java Prov., Garut, Cikajang, Mt. Payung: 4 exx, ARC2704 (EMBL # LM655960), ARC2705 (EMBL # LM655961), ARC2709 (EMBL # LM655965), sample 2, S07°25.268', E107°48.492', 1250 m, 26-IV-2012; 1 ex, same data as holotype.
Distribution
W-Java Prov. (Mt. Payung). Elevation: 1250–1560 m.
Etymology
This epithet is a combination of the Latin noun seta (bristle) and the suffix –fer (bear, carry) and refers to the elytral vestiture.
Notes
Trigonopterus setifer Riedel, sp. n. was coded as “Trigonopterus sp. 374”.
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
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