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Holotype (Fig. 18a). Length 2.14 mm. Color black; antenna and legs ferruginous. Body subglobose, with shallow constriction between pronotum and elytron; in profile convex. Rostrum with median ridge and pair of submedian ridges; intervening furrows with rows of mesad directed setae; base dorsally protruding, markedly projecting from profile; epistome posteriorly with transverse ridge. Forehead coarsely punctate-rugose. Pronotum broad, with sides weakly converging to apex, with distinct subapical constriction; punctate-reticulate; with sparse, narrow, cream-colored scales; in anterior half with indistinct median ridge. Elytra with striae marked by isolated foveae; intervals costate; with sparse, recumbent, cream-colored scales; base bisinuate. Legs. Femora densely punctate. Tibiae subbasally with dorsal angulation. Abdominal ventrites 1-2 foveate; ventrite 1 concave; ventrite 2 swollen, transversely costate; ventrite 5 subbasally with shallow impression. Penis (Fig. 18b) with sides of body subparallel; apex rounded; endophallus with pair of elongate sclerites; transfer apparatus short, spiniform; ductus ejaculatorius without bulbus. Intraspecific variation. Length 1.90–2.40 mm. Female body subovate. Female rostrum dorsally somewhat flattened; in apical half with submedian rows of punctures; near base with median costa and pair of submedian costae; epistome simple.
Holotype (QMBA): ARC3762 (EMBL # LN888239), Queensland, Cedar Bay N.P., road between Rossville and Bloomfield, S15°47.510', E145°18.141', sample 2-B, 322 m, 01-V-2014. Paratypes (ANIC, QMBA, SMNK): Queensland: 2 exx, ARC3763 (EMBL # LN888240), same data as holotype; 11 exx, ARC3764 (EMBL # LN888241), ARC3765 (EMBL # LN888242), ARC3766 (EMBL # LN888243), 2.5 km W Mt. Hartley, near Rossville – Bloomfield-road, S15°47.071', E145°18.701', sample 1, 649 m, 01-V-2014; 1 ex, Cedar Bay N.P., road between Rossville and Bloomfield, S15°47.510', E145°18.141', sample 2, 322 m, 29-IV-2014; 5 exx, 2.5 km W Mt. Hartley, near Rossville – Bloomfield-road, S15°47.393', E145°18.348', sample 3, 419 m, 01-V-2014; 1 ex, Big Tableland, 740 m, 20-XII-1990-08-I-1991, flight intercept trap, S15°43', E145°17'; 1 ex, 2.5 km S Mt. Hartley, 08-XII-1993-02-II-1994, pitfalls, S15°47', E145°19'; 7 exx, Mt Hartley, 30 km S Cooktown, 760 m, SBP62, rainforest litter, 03-VII-1982; 4 exx, Mt. Finnigan, 30 km S Cooktown, 400 m, litter and fungi, rainforest, 01-VII-1982; 2 exx, Mt. Finnigan, 30 km S Cooktown, 400 m, moist litter pockets rainforest, 03-VII-1982; 1 ex, Moses Ck, 4 km NbyE of Mt. Finnigan, Berlesate ANIC 696, sieved rainforest litter, 14-16-X-1980.
Queensland: Surroundings of Mt. Hartley.
Sifted from leaf litter in primary forest.
This epithet is an adjective based on the name of the type locality, Mt. Hartley.
Trigonopterus hartleyensis Riedel, sp. n. was coded as “Trigonopterus sp. 555”.
- Riedel, A; Tänzler, R; 2016: Revision of the Australian species of the weevil genus Trigonopterus Fauvel ZooKeys, (556): 97-162. doi