N A T U R K U N D L I C H E S   I N F O R M A T I O N S S Y S T E M

Histopona torpida (C.L. Koch, 1837)

(zoological nomenclature: valid name, available)

General information:

Histopona torpida (C. L. Koch, 1837)
Synonyms, misspellings, wrong determinations, etc.:
Tegenaria torpida C. L. Koch, 1837, Tegenaria emaciata Walckenaer, 1841; Textrix torpida C. L. Koch, 1841, Histopona debilis Thorell, 1875;

Habit:

     
: Fruška gora (Andrevlje), 2009.      
Picture from: © Savic Dragisa 2010
Detailed view
     

Description of adults: Examined: 12 and 34 Body length: about 6 mm, about 6 mm (Nentwig at all, 2003) Both sexes have the same appearance. Carapax is brown with white medial stripe. Head region is little elevated. Abdomen is grey – brown with irregular pattern, and with 2 very long and flexible spinnerets. Brown legs are long, slender and lighter then a body.

Distribution:

According to Platnick (2010) species has distribution in Europe and Russia, but in Fauna Europaea stands different situation. Species is recorded in East and Central Europe. In the west is not recorded in GB and in the south without Spain and Greece, and also not recorded in European part of Russia (van Helsdingen, 2010).

Biology:

This species is not easy to find. Makes little sheet web with retreat and it lives in leaf litter of deciduous woods. Some times could be found hiding under the stones. Adults appears in nature from April till November.

Anatomy:

male palp: has pattelar apophysis with one sharp and one dull branch, and tibial apophysis bent. Embolus is very long and slender. female epigyna: very simple structure. It has one round flat cover, with no appendages. further details (Nentwig et al. 2010)

Diagnosis:

There are some similarities in genital structure between H.torpida and H. luxurians and H.laeta . But clear differences between male individuals lies in structure of tibial and pattelar apophysis. Female differences in epigyne can be confirmed by analysing the structure of vulva.

Importance for humans:

no data

Worth knowing:

Sources:

Helsdingen, P. van 2010. Araneae. Fauna Europaea version 2.2., http://www.faunaeur.org [online 19 June 2010].
Nentwig W., A. Hänggi, C. Kropf & T. Blick 2003. Spinnen Mitteleuropas/Central European Spiders. An internet identification key. http://www.araneae.unibe.ch Version of 8.12.2003 [online 19 June 2010].
Platnick N. I. 2010. The world spider catalog, version 11.0. American Museum of Natural History, online at http://research.amnh.org/entomology/spiders/catalog/index.html [online 19 June 2010].
Savic´ D. 2010. Nature Photography by Dragiša Savic´ online at http://www.naturefg.com/index.html [online 19 June 2010].

Publication data:

history:
Grbic Gordana: 2010.12.03
Grbic Gordana: 2011.04.03
Grbic Gordana: 2011.04.08
Grbic Gordana: 2011.04.10
Document reviewed by:
not reviewed: 2011.04.10
Document released by:
Grbic Gordana: 2011.04.10

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