Stenothemus tryznai Švihla, 2004

Yang, Yuxia, Ge, Shujuan, Yang, Xingke & Liu, Haoyu, 2021, Taxonomic revision of the species of Stenothemus from Southwest China (Coleoptera, Cantharidae), with the descriptions of five new species, European Journal of Taxonomy 757 (1), pp. 1-36 : 17-20

publication ID

https://doi.org/ 10.5852/ejt.2021.757.1409

publication LSID

lsid:zoobank.org:pub:171E0461-2EFC-4E53-8FC3-D902A1AE26DA

DOI

https://doi.org/10.5281/zenodo.5038611

persistent identifier

https://treatment.plazi.org/id/03C7082F-3C5B-8F02-FD8A-F930FB7FFA49

treatment provided by

Felipe

scientific name

Stenothemus tryznai Švihla, 2004
status

 

Stenothemus tryznai Švihla, 2004

Figs 5C View Fig , 7B View Fig , 8D View Fig

Stenothemus tryznai Švihla, 2004: 197 , figs 149‒150, 213.

Material examined

Holotype

CHINA • ♂; [p] “China: Sichuan 28.6‒ // Jiulonggou env. 2.7. // Z. Jindra lgt., 1995”, “HOLOTYPUS // Stenothemus // tryznai sp. n. // V. Švihla det. 2003”; NMPC.

Additional material

CHINA ‒ Sichuan • 1 ♂, 1 ♀; Emei Shan, Jiulaodong ; 1800‒1900 m a.s.l.; 28 Jul. 1957; K.R. Huang leg.; IZAS 2 ♂♂, 1 ♀; same collection data as for preceding; Y.C. Lu leg.; IZAS 3 ♀♀; same collection data as for preceding; 27 Jul. 1957; K.R. Huang leg.; IZAS 1 ♀; same collection data as for preceding; 22 Jul. 1957; K.R. Huang leg.; IZAS 2 ♂♂, 1 ♀; same collection data as for preceding; 6 Jul. 1957; F.X. Zhu leg.; IZAS 1 ♀; same collection data as for preceding; 2 Aug. 1957; Y.C. Lu leg.; IZAS 1 ♀; Emei Shan, Qingyin’ge ; 800‒1000 m a.s.l.; 13 Jun. 1957; Y.C. Lu leg.; IZAS 1 ♂; Baoxing, Kyaʼgyu Shan ; 2400 m a.s.l.; 30 Jul. 2016; L.M. Li leg.; MHBU .

Descriptive notes

Body length (both sexes): 8.0‒ 11.5 mm; width: 2.0‒ 2.7 mm.

Female

ABDOMINAL STERNITE VIII ( Fig. 7B View Fig ). Strongly narrowed posteriorly, lateroapical angles widely triangular, posterior margin shallowly and roundly emarginate in middle and feebly emarginate on both sides.

INTERNAL ORGAN OF REPRODUCTIVE SYSTEM ( Fig. 8D View Fig ). Vagina elongate, with median oviduct situated at ventroapical part, vagina abruptly narrowed in apical part and extended into a short duct which diverticulum and spermathecal duct are arising from; diverticulum relatively short, about 0.32 times adult body length, evenly thinned apically, slender tube-shaped and spiral; spermathecal duct much shorter than diverticulum; spermatheca slender tube-shaped and spiral, obviously thinner than spermathecal duct and nearly as long as diverticulum, with basal part extended into a slightly long tube, at opening of accessory gland. Accessory gland thin and much longer than spermatheca.

Distribution

China (Sichuan).

Remarks

The female reproductive system of this species is illustrated and described for the first time.

NMPC

Czech Republic, Prague, National Museum (Natural History)

IZAS

China, Beijing, Chinese Academy of Sciences, Institute of Zoology

MHBU

MHBU

NMPC

National Museum Prague

IZAS

Institut Zoologii Akademii Nauk Ukraini - Institute of Zoology of the Academy of Sciences of Ukraine

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Cantharidae

Genus

Stenothemus

Loc

Stenothemus tryznai Švihla, 2004

Yang, Yuxia, Ge, Shujuan, Yang, Xingke & Liu, Haoyu 2021
2021
Loc

Stenothemus tryznai Švihla, 2004: 197

Svihla V. 2004: 197
2004
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