Psechrus himalayanus, Simon, 1906

Bayer, Steffen, 2014, Seven new species of Psechrus and additional taxonomic contributions to the knowledge of the spider family Psechridae (Araneae), Zootaxa 3826 (1), pp. 1-54 : 15-16

publication ID

https://doi.org/ 10.11646/zootaxa.3826.1.1

publication LSID

lsid:zoobank.org:pub:B6414C18-599A-44CE-9FCA-F20C845DE79D

DOI

https://doi.org/10.5281/zenodo.7692129

persistent identifier

https://treatment.plazi.org/id/0383AE33-C86E-FFB2-D2B4-F8CAFE1DF3BB

treatment provided by

Plazi

scientific name

Psechrus himalayanus
status

 

himalayanus- View in CoL View at ENA group

Diagnosis (reproduced from Bayer 2012): Males with embolus arising medially at distal half of tegulum ( Bayer 2012, figs. 31b, 37b, 48b). In males, either coxae of legs I ( Bayer 2012, figs 82l,r) or the most proximal part of palpal femur ( Bayer 2012, fig. 35d) ventrally with field of distinct macrosetae.

Females are distinguished from those of all other species groups except the ancoralis -group by the following combination of characters: Epigyne without tegimentum ( Bayer 2012, figs 69a, 89m) and strongly sclerotised epigynal field ( Bayer 2012, figs 87c–d), with small, slit-like copulatory openings ( Bayer 2012, fig. 37d) and mostly converging anterior sections of epigynal slits ( Bayer 2012, figs 27e, 36a) and median septum mostly broader than long ( Bayer 2012, figs 32a, 36a, 41e); receptacula not distinctly round, copulatory ducts without distinctly rough surface ( Bayer 2012, fig. 80b) and bulbous ( Bayer 2012, fig. 63b) or twisted ( Bayer 2012, fig. 59b) sections and at most 1.5 times broader than diameter of one receptaculum. Females are distinguished from those of the ancoralis - group by the spermathecal heads located on the receptacula (spermathecae) and by the copulatory ducts mostly narrow and shorter than the diameter of one receptaculum ( Bayer 2012, figs 37e, 41f, 47b, 49b).

The close relationship to the ancoralis -group and a possible paraphyly is discussed in the paragraph below the heading of the ancoralis -group above. The himalayanus -group includes 11 species ( Psechrus himalayanus Simon, 1906 , P. marsyandi Levi, 1982 , P. inflatus Bayer, 2012 , P. ghecuanus Thorell, 1897 , P. pakawini Bayer, 2012 , P. luangprabang Jäger, 2007 , P. demiror Bayer, 2012 , P. j a eg e r i Bayer, 2012, P. vivax Bayer, 2012 , P. arietinus sp. nov., P. insulanus sp. nov.) and is distributed in Northern India, Nepal, Bhutan, China, Myanmar, Thailand, Laos, Cambodia and Vietnam.

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Psechridae

Genus

Psechrus

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