Trigonopterus wariorum 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 : 88-89

100. Trigonopterus wariorum Riedel sp. n.

Diagnostic description.

Holotype, male (Fig. 100a). Length 3.05 mm. Color black; antenna and tarsi ferruginous. Body ovate; in dorsal aspect almost without 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 densely punctate-reticulate. Elytra densely punctate; striae distinct, consisting of small punctures; intervals with row of smaller punctures; near base and suture with additional, larger, interspersed punctures; surface dull, microgranulate, almost nude. Femora somewhat widened, edentate. Metafemur dorsally with sparse rows of silvery scales; with almost smooth dorsoposterior edge; subapically with stridulatory patch. Metatibia apically with uncus, without premucro. Abdominal ventrite 5 with dense erect setae. Aedeagus (Fig. 100b) apically rounded, subglabrous; complex transfer-apparatus containing flagellum slightly longer than body; ductus ejaculatorius basally swollen, with indistinct bulbus. Intraspecific variation. Length 2.45-3.05 mm. Female rostrum slender, apical 2/3 dorsally subglabrous, punctate, sublaterally with furrow containing row of setae. Female abdominal ventrite 5 with subrecumbent setae.

Material examined.

Holotype (SMNK): ARC1853 (EMBL # HE616130), PAPUA NEW GUINEA, Eastern Highlands Prov., Okapa, Kimiagomo village, Hamegoya, S06°25.727', E145°35.455', S06°25.117', E145°35.225', 1891-2131 m, 18-III-2010. Paratypes (NAIC, SMNK, ZSM): PAPUA NEW GUINEA, Eastern Highlands Prov.: 1 ex, ARC1854 (EMBL # HE616131), same data as holotype; 2 exx, ARC1855 (EMBL # HE616132), ARC1856 (EMBL # HE616133), Okapa, Kimiagomo village, Afiyaleto, S06°25.593', E145°34.862', S06°25.212', E145°35.498', 1911 m, 18-III-2010; 2 exx, ARC1882 (EMBL # HE616159), ARC1883 (EMBL # HE616160), Okapa, Konafi to Isimomo, S06°25.593', E145°34.862', S06°25.003', E145°34.527', 1911-2131 m, 18-III-2010.

Distribution.

Eastern Highlands Prov. (Okapa). Elevation: 1911 m.

Biology.

Beaten from foliage of montane forests.

Etymology.

This species is dedicated to the people of Papua New Guinea. The epithet is based on the family name Wari, found on page 356 of the Papua New Guinea Telephone Directory of 2010 and treated in genitive plural.

Notes.

Trigonopterus wariorum Riedel, sp. n. was coded as " Trigonopterus sp. 217" by Tänzler et al. (2012).