Trigonopterus rhombiformis Riedel
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publication ID |
https://dx.doi.org/10.3897/zookeys.828.32200 |
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publication LSID |
lsid:zoobank.org:pub:2A63A74D-8B30-4C83-AB74-7BAF6AF6984E |
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persistent identifier |
https://treatment.plazi.org/id/3E578B9D-3D2B-4E3B-89A4-14A27A3B86AB |
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taxon LSID |
lsid:zoobank.org:act:3E578B9D-3D2B-4E3B-89A4-14A27A3B86AB |
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treatment provided by |
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scientific name |
Trigonopterus rhombiformis Riedel |
| status |
sp. n. |
77. Trigonopterus rhombiformis Riedel sp. n.
Diagnostic description.
Holotype, male (Fig. 77a). Length 2.93 mm. Color of antennae ferruginous; legs dark ferruginous; remainder black. Body subrhomboid; in dorsal aspect humeri projecting, with weak constriction between pronotum and elytron; in profile dorsally convex. Rostrum dorsally in basal 1/2 with median and pair of submedian ridges, intervening furrows and anteriorly punctate, with sparse suberect elongate scales; epistome posteriorly with transverse ridge. Pronotum with lateral edges weakly converging, before apex rounded to subapical constriction; disk punctate, forming broad ridge with impunctate median line; in basal 1/2 with pair of subglabrous patches. Elytra with striae marked by weakly impressed lines and rows of fine punctures; intervals with interspersed punctures; along basal margin and swollen humeri with denser, larger punctures. Femora edentate. Metafemur with dorsoposterior edge denticulate; subapically with stridulatory patch. Metatibia in basal 1/3 slightly widened, dorsal edge denticulate. Abdominal ventrites 1-2 concave, subglabrous, with sparse erect subclavate scales; ventrite 5 almost flat, weakly concave, subglabrous. Penis (Fig. 77b) with sides of body subparallel; apex rounded, with sparse setae; apodemes 2.4 × as long as body of penis; transfer apparatus complex, anchor-shaped; ductus ejaculatorius with distinct bulbus.
Material examined.
Holotype (MZB): ARC2795 (GenBank # MK260256), N-Sulawesi Prov., Airmadidi, Gn. Klabat, 01°26.430'N 125°00.622'E, 889 m, sifted, 17-V-2012.
Distribution.
N-Sulawesi Prov. (Mt Klabat). Elevation ca. 890 m.
Biology.
In leaf litter of montane forest.
Etymology.
This epithet is a combination of the Latin nouns rhombus (rhomb), forma (shape) and the 2nd adjectival declension ending -is, and refers to the body shape of this species. A variable adjective.
Notes.
Trigonopterus rhombiformis Riedel, sp. n. was coded as " Trigonopterus sp. 387".
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.