Trigonopterus castaneipennis

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This page should be cited as follows (rationale):
Riedel A, Narakusumo R (2019) One hundred and three new species of Trigonopterus weevils from Sulawesi. ZooKeys (828) : 1–153, doi. Versioned wiki page: 2019-04-19, version 175529, https://species-id.net/w/index.php?title=Trigonopterus_castaneipennis&oldid=175529 , contributors (alphabetical order): Pensoft Publishers, Alexander Riedel.

Citation formats to copy and paste

BibTeX:

@article{Riedel2019ZooKeys,
author = {Riedel, Alexander AND Narakusumo, Raden Pramesa},
journal = {ZooKeys},
publisher = {Pensoft Publishers},
title = {One hundred and three new species of Trigonopterus weevils from Sulawesi},
year = {2019},
volume = {},
issue = {828},
pages = {1--153},
doi = {10.3897/zookeys.828.32200},
url = {https://zookeys.pensoft.net/articles.php?id=32200},
note = {Versioned wiki page: 2019-04-19, version 175529, https://species-id.net/w/index.php?title=Trigonopterus_castaneipennis&oldid=175529 , contributors (alphabetical order): Pensoft Publishers, Alexander Riedel.}

}

RIS/ Endnote:

TY - JOUR
T1 - One hundred and three new species of Trigonopterus weevils from Sulawesi
A1 - Riedel A
A1 - Narakusumo R
Y1 - 2019
JF - ZooKeys
JA -
VL -
IS - 828
UR - http://dx.doi.org/10.3897/zookeys.828.32200
SP - 1
EP - 153
PB - Pensoft Publishers
M1 - Versioned wiki page: 2019-04-19, version 175529, https://species-id.net/w/index.php?title=Trigonopterus_castaneipennis&oldid=175529 , contributors (alphabetical order): Pensoft Publishers, Alexander Riedel.

M3 - doi:10.3897/zookeys.828.32200

Wikipedia/ Citizendium:

<ref name="Riedel2019ZooKeys">{{Citation
| author = Riedel A, Narakusumo R
| title = One hundred and three new species of Trigonopterus weevils from Sulawesi
| journal = ZooKeys
| year = 2019
| volume =
| issue = 828
| pages = 1--153
| pmid =
| publisher = Pensoft Publishers
| doi = 10.3897/zookeys.828.32200
| url = https://zookeys.pensoft.net/articles.php?id=32200
| pmc =
| accessdate = 2019-10-14

}} Versioned wiki page: 2019-04-19, version 175529, https://species-id.net/w/index.php?title=Trigonopterus_castaneipennis&oldid=175529 , contributors (alphabetical order): Pensoft Publishers, Alexander Riedel.</ref>

See also the citation download page at the journal.


Taxonavigation

Ordo: Coleoptera
Familia: Curculionidae
Genus: Trigonopterus

Name

Trigonopterus castaneipennis Riedel sp. n.Wikispecies linkZooBank linkPensoft Profile

Diagnostic description

Holotype, male (Fig. 14a). Length 2.55 mm. Color of antennae ferruginous; legs and base of elytra dark ferruginous; remainder black. Body subovate; in dorsal aspect with moderate constriction between pronotum and elytron; in profile dorsally convex. Rostrum dorsally with median and pair of submedian ridges; intervening furrows with sparse, erect scales; epistome short, posteriorly with transverse ridge. Pronotum with lateral edges weakly converging, before apex rounded to subapical constriction; disk with pair of distinct longitudinal impressions, medially broadly swollen, densely punctate with coarse punctures, narrow interspaces subglabrous, with narrow median costa; with yellowish slender recumbent scales. Elytra sparsely punctate with minute punctures; at humeral angles with some coarse punctures; striae hardly marked by hairlines; in basal 1/3 and subapically with sparse yellow recumbent scales. Femora dentate, with acute tooth; anteroventral ridge of meso- and metafemur crenate. Metafemur with dorsoposterior edge denticulate; subapically with stridulatory patch. Metatibia subbasally widened, dorsal edge serrate. Metatibia curved. Abdominal ventrites 1–2 concave, subglabrous, sparsely punctate, with few scattered piliform scales; ventrite 5 concave, sparsely punctate. Penis (Fig. 14b) with sides of body subparallel, subapically widened forming knobs with tufts of long curly setae; apodemes 3.3 × as long as body of penis; transfer apparatus flagelliform, 3.5 × longer than body of penis; ductus ejaculatorius with indistinct bulbus. Intraspecific variation. Length 2.25–2.55 mm. Female rostrum dorsally with median and pair of submedian glabrous costae; epistome simple. Female ventrite 5 flat.

Material examined

Holotype (MZB): ARC2832 (GenBank # MK260387), S-Sulawesi Prov., Pc. Palopo, Gn. Sampuna, 02°56.545'S 120°05.595'E, 1101 m, sifted, 29-V-2012. Paratypes (MZB, SMNK): S-Sulawesi Prov.: 9 exx, ARC2833 (GenBank # MK260389), ARC2834 (GenBank # MK260390), ARC2835 (GenBank # MK260388), same data as holotype; 20 exx, Pc. Palopo, Gn. Sampuna, 02°56.545'S 120°05.595'E, 1101 m, sifted, 02-V-2013.

Distribution

S-Sulawesi Prov. (Pc. Palopo). Elevation ca. 1100 m.

Biology

In leaf litter of montane forest.

Etymology

This epithet is an adjectival combination of the Latin adjective castaneus, -a, -um (chestnut brown) and noun penna (wing, elytron), with the second declension adjectival ending -is.

Notes

Trigonopterus castaneipennis Riedel, sp. n. was coded as “Trigonopterus sp. 419”.

Original Description

  • Riedel, A; Narakusumo, R; 2019: One hundred and three new species of Trigonopterus weevils from Sulawesi ZooKeys, (828): 1-153. doi

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