Trigonopterus attenboroughi Riedel

Riedel, Alexander, Taenzler, Rene, Balke, Michael, Rahmadi, Cahyo & Suhardjono, Yayuk R., 2014, Ninety-eight new species of Trigonopterus weevils from Sundaland and the Lesser Sunda Islands, ZooKeys 467, pp. 1-162: 13

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Trigonopterus attenboroughi Riedel

sp. n.

Taxon classification Animalia Coleoptera Curculionidae

11. Trigonopterus attenboroughi Riedel  sp. n.

Diagnostic description.

Holotype, male (Fig. 11a). Length 2.14 mm. Color ferruginous, head and pronotum darker, almost black. Body in dorsal aspect subovate, with weak constriction between pronotum and elytron; in profile dorsally convex. Rostrum with median and pair of submedian ridges; intervening furrows with rows of sparse suberect scales; epistome with subangulate ridge. Pronotum with disk densely punctate, reticulate; each puncture containing small recumbent scale. Elytra with striae distinct, with small punctures; intervals weakly costate, subglabrous; elytral apex subtruncate. Femora with crenate anteroventral ridge. Profemur in basal third with crenate posteroventral ridge. Metafemur subapically with stridulatory patch. Dorsal edge of tibiae with subbasal angulation, dentate in pro- and mesotibia. Abdominal ventrites 1-2 concave, forming common cavity, subglabrous, anteriorly with sparse row of long erect narrow scales; laterally with distinct rim; abdominal ventrite 2 in profile projecting dentiform; abdominal ventrite 5 with large round concavity, basally and laterally punctate. Penis (Fig. 11b) with sides of body slightly diverging; with pair of large orificial sclerites, slightly more basad with pair of smaller, darker sclerites; apex with distinct median incision; transfer apparatus spiniform; apodemes 2.2 × as long as body; ductus ejaculatorius without distinct bulbus. Intraspecific variation. Length 2.14-2.63 mm. Female unknown.

Material examined.

Holotype (MZB): ARC2543 (EMBL # LM655880), W-Kalimantan Prov., Bengkayan, Suka-Bangun, Mt. Bawang, sample 5, N00°54.103', E109°22.515', 652 m, 11-XII-2011 (MZB). Paratypes (SMNK): 1 ex, ARC2542 (EMBL # LM655879), same data as holotype.


W-Kalimantan Prov. (Mt. Bawang). Elevation: 652 m.


This species is named in honour of Sir David F. Attenborough in recognition of his outstanding documentaries on natural history.


Trigonopterus attenboroughi  Riedel, sp. n. was coded as " Trigonopterus  sp. 366" by Tänzler et al. (2014).