Trigonopterus phoenix 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 : 55

61. Trigonopterus phoenix Riedel sp. n.

Diagnostic description.

Holotype, male (Fig. 61a). Length 2.63 mm. Color black; antennae, tarsi and elytra ferruginous. Body subovate; with weak constriction between pronotum and elytron; in profile evenly convex. Rostrum in basal half with distinct median ridge and pair of submedian ridges, furrows with sparse rows of yellowish scales; apically weakly punctate, sparsely setose. Pronotum coarsely punctate-reticulate. Elytra with distinct striae of small punctures; intervals with row of minute punctures; laterally behind humeri with ridge bordered by 4 deep punctures of stria 9. Femora edentate. Mesofemur and metafemur dorsally squamose with silvery scales. Metafemur with weakly denticulate dorsoposterior edge; subapically with stridulatory patch. Metatibia apically with uncus and minute premucro. Abdominal ventrite 5 coarsely punctate, in apical half with round depression fringed with dense erect scales. Aedeagus (Fig. 61b) apically weakly pointed, sparsely setose; transfer-apparatus spiniform; ductus ejaculatorius with bulbus. Intraspecific variation. Length 2.53-2.63 mm. Female rostrum in apical half slender, dorsally subglabrous, with sublateral furrows. Female abdominal ventrite 5 densely punctate, with suberect scales, with median ridge.

Material examined.

Holotype (SMNK): ARC1153 (EMBL # HE615781), PAPUA NEW GUINEA, Simbu Prov., Karimui Dist., Haia, Supa, S06°39.815', E145°03.169' to S06°39.609', E145°03.012', 1240-1450 m, 30-IX-2009. Paratypes (NAIC): PAPUA NEW GUINEA, Simbu Prov.: 1 ex, ARC1132 (EMBL # HE615761), S06°40.078', E145°03.207' to S06°39.609', E145°03.012', 1220-1450 m, 02-X-2009.

Distribution.

Simbu Prov. (Haia). Elevation: ca. 1240-1450 m.

Biology.

Collected by beating foliage in primary forest.

Notes.

Trigonopterus phoenix Riedel was coded as " Trigonopterus sp. 207" by Tänzler et al. (2012).