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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.
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.
W-Java Prov. (Mt. Payung). Elevation: 1250–1560 m.
This epithet is a combination of the Latin noun seta (bristle) and the suffix –fer (bear, carry) and refers to the elytral vestiture.
Trigonopterus setifer Riedel, sp. n. was coded as “Trigonopterus sp. 374”.
- 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