Dianous depressifrons Puthz, 2016

Tang, Liang, Wang, Wei, Szx, Olympus & Eos, Canon, 2018, Notes on the Dianous luteoguttatus complex with description of a new species (Coleoptera: Staphylinidae), Acta Entomologica Musei Nationalis Pragae 58 (1), pp. 237-242 : 238

publication ID

https://doi.org/ 10.2478/aemnp-2018-0020

publication LSID

lsid:zoobank.org:pub:E0D2154F-829D-4995-AAFF-5B01F282DBB0

DOI

https://doi.org/10.5281/zenodo.3705588

persistent identifier

https://treatment.plazi.org/id/03C4434D-FF9C-FFC6-B3D8-FF18FC740563

treatment provided by

Tatiana

scientific name

Dianous depressifrons Puthz, 2016
status

 

Dianous depressifrons Puthz, 2016 View in CoL

( Figs 4 View Figs 1–6 , 11–14 View Figs 7–14 )

Dianous depressifrons Puthz, 2016: 731 View in CoL View Cited Treatment .

Material examined. CHINA: GUANGXI: 25 9 ♀♀, Lingui County, Huaping N. R., Anjiangping, alt. 1200 m, 13–18.vii.2011, Peng & Zhu leg. ( SHNU); 2 4 ♀♀, Jinxiu County, Shengtangshan, alt. 1000–1200 m, 27.vii.2011, Peng Zhong leg. ( SHNU); 4 3 ♀♀, Jinxiu County, 16 km, alt. 900 m, 29.vii.2011, Peng Zhong leg. ( SHNU); FUJIAN: 4, Wuyishan City, Guadun Vill., 27 ° 44 ′ N 117 ° 37 ′ E, alt. 1200–1500 m, 24–28.v.2012, Peng & Dai leg. ( SHNU).

Measurements. BL: 5.3–6.1 mm, FL: 2.9–3.1 mm. HW: 1.04–1.16 mm, PL: 0.84–0.95 mm, PW: 0.76–0.84 mm, EL: 1.24–1.41 mm, EW: 1.11–1.29 mm, SL: 1.05–1.15 mm. Head 0.90–0.94 times as wide as elytra; pronotum 1.03–1.15 times as long as wide; elytra 1.01–1.15 times as long as wide.

Description of male. Sternite V flattened posteromedially; sternite VI impressed at posteromedian part, posterior margin of the impression emarginate with a sharp projection on each side, pubescence of impression distinctly longer; sternite VII slightly impressed with shallow emargination along posterior margin of the impression, pubescence of impression distinctly longer; sternite VIII ( Fig. 13 View Figs 7–14 ) with deep emargination in the middle of posterior margin; sternite IX ( Fig. 12 View Figs 7–14 ) with apicolateral projections very strong and sharply pointed, posterior margin serrate; tergite X with posterior margin slightly emarginate. Aedeagus ( Fig. 11 View Figs 7–14 ) slender, apical sclerotized area nearly triangular with a short transverse ridge at middle; parameres slightly longer than median lobe, each with 24–28 setae on inner side of apical portion.

Distribution. China (Guangxi, Fujian), Vietnam.

Remarks. The species is the smallest member of the complex with the elytra punctation less confluent. The species is new to China.

R

Departamento de Geologia, Universidad de Chile

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Staphylinidae

Genus

Dianous

Loc

Dianous depressifrons Puthz, 2016

Tang, Liang, Wang, Wei, Szx, Olympus & Eos, Canon 2018
2018
Loc

Dianous depressifrons

PUTHZ 2016: 731
2016
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