9. Trigonopterus artemis Riedel sp. n.

Diagnostic description.

Holotype, male (Fig. 9a). Length 2.53 mm. Color of antennae and tarsi ferruginous; remainder black with bronze luster. Body subovate; in dorsal aspect with marked constriction between pronotum and elytron; in profile dorsally convex. Rostrum dorsally punctate-rugose, in basal 1/2 with median and pair of indistinct submedian ridges, anteriorly coarsely punctate-rugose, with sparse, erect, subclavate scales; epistome posteriorly with transverse, subangulate ridge. Pronotum with disk densely punctate; anteriorly punctures larger and containing each one suberect, clavate scale; interspaces between punctures subglabrous, anteriorly smaller, posteriorly larger than punctures´ diameter. Elytra with striae marked by fine lines and rows of fine punctures; with suberect, narrow scales, becoming denser towards apex; sutural interval with row of small punctures, other intervals subglabrous; apex laterally swollen, subtruncate. Femora edentate; surface densely coarsely punctate, each puncture with suberect scale, with sparse denticles. Metafemur subapically with stridulatory patch. Abdominal ventrites 1-2 cavernous, subglabrous, lateral rims with sparse erect scales; ventrite 5 dull, microreticulate, at middle with shallow impression. Penis (Fig. 9b) with sides of body subparallel, converging in apical 1/3; median extension with sparse short setae; apodemes 1.4 × as long as body of penis; transfer apparatus spear-shaped, 0.7 × as long as body of penis; ductus ejaculatorius basally sclerotized, with indistinct bulbus. Intraspecific variation. Length 2.53-2.93 mm. Female rostrum slender, dorsally coarsely punctate-rugose with median and pair of submedian ridges; epistome simple. Female abdominal ventrite 5 flat, with sparse erect scales.

Material examined.

Holotype (MZB): ARC2803 (GenBank # MK260270), N-Sulawesi Prov., Airmadidi, Gn. Klabat, 01°26.635'N 125°00.823'E, 1031 m, sifted, 16-V-2012. Paratypes (SMNK): N-Sulawesi Prov.: 2 exx, ARC2779 (GenBank # MK260269), ARC2780 (GenBank # MK260268), same data as holotype.

Distribution.

N-Sulawesi Prov. (Mt Klabat). Elevation ca. 1030 m.

Biology.

In leaf litter of montane forest.

Etymology.

This epithet is the name of the Greek goddess of hunting and nature, Ártemis . It is a noun in apposition.

Notes.

Trigonopterus artemis Riedel, sp. n. was coded as " Trigonopterus sp. 390".