Trigonopterus taenzleri Riedel

Riedel, Alexander, Sagata, Katayo, Surbakti, Suriani, Rene Taenzler, & Michael Balke,, 2013, One hundred and one new species of Trigonopterus weevils from New Guinea, ZooKeys 280, pp. 1-150 : 77

87. Trigonopterus taenzleri Riedel sp. n.

Diagnostic description.

Holotype, male (Fig. 87a). Length 2.16 mm. Color black; head and legs deep ferruginous; antenna light ferruginous. Body subglobose; in dorsal aspect and in profile with distinct constriction between pronotum and elytron. Rostrum in basal half with 3 ridges posteriorly continued to and uniting on forehead; subapically scabrous; epistome forming indistinct transverse ridge. Pronotum deeply punctate except medially glabrous; with distinct subapical constriction. Elytra subglabrous, striae deeply impressed, intervals with irregular knobs and costae; apex extended ventrad, beak-shaped. Femora weakly dentate. Metafemur with denticulate dorsoposterior edge, subapically without stridulatory patch. Aedeagus (Fig. 87b) with apex medially pointed; body in apical half with broad depression visible in lateral aspect; laterally with rows of setae; transfer apparatus markedly flagelliform, longer than body, curled, pointing apicad; ductus ejaculatorius with bulbus. Intraspecific variation. Length 2.16-2.43 mm. Female rostrum in apical half dorsally flattened, subglabrous, with sparse punctures and lateral furrows; epistome simple.

Material examined.

Holotype (MZB): ARC0551 (EMBL # FN429257), WEST NEW GUINEA, Jayapura Reg., Cyclops Mts, Sentani, S02°31.603', E140°30.434', 1095 m, 28-XI-2007, sifted. Paratypes (SMNK, ZSM): WEST NEW GUINEA, Jayapura Reg., Cyclops Mts, Sentani: 1 ex, S02°31.383', E140°30.490', 1275 m, 30-XI-2007, sifted; 2 exx, ARC0552 (EMBL # FN429258), same data as holotype; 1 ex, ARC0541 (EMBL # FN429247), S02°31.594', E140°30.407', 1065 m, 21-XI-2007, sifted; 1 ex, 1000 m, 23-XII-2004, sifted.

Distribution.

Jayapura Reg. (Cyclops Mts). Elevation: 1000-1275 m.

Biology.

Sifted from leaf litter in montane forest.

Etymology.

This species is named in honor of Rene Tänzler (Munich), who has spent years working on Trigonopterus weevils.

Notes.

Trigonopterus taenzleri Riedel, sp. n. was coded as " Trigonopterus sp. 39" by Riedel et al. (2010) and Tänzler et al. (2012), respectively " Trigonopterus spam" in the EMBL/GenBank/DDBJ databases.