''Tegenaria abchasica'' is a spider species found in Russia and Georgia.
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Description
''Tegenaria abchasica'' differs from all other known species in the genus ''Tegenaria
''Tegenaria'' is a genus of fast-running funnel weavers that occupy much of the Northern Hemisphere except for Japan and Indonesia. It was first described by Pierre André Latreille in 1804, though many of its species have been moved elsewhere. ...
'' by the presence of two dark spots on the upper surface of the cephalothorax
The cephalothorax, also called prosoma in some groups, is a tagma of various arthropods, comprising the head and the thorax fused together, as distinct from the abdomen behind. (The terms ''prosoma'' and ''opisthosoma'' are equivalent to ''cepha ...
at the junction of the head and thorax. There is also a characteristic pattern on the under surface of the cephalothorax, consisting of a paler central line with a pair of lighter spots on either side (sometimes more than one pair). ''T. abchasica'' is variable in size; one female had a carapace of about long and an abdomen of about the same length. The male is somewhat smaller, particularly the abdomen. The longest leg is the fourth, around long in total. The legs
A leg is a weight-bearing and locomotive anatomical structure, usually having a columnar shape. During locomotion, legs function as "extensible struts". The combination of movements at all joints can be modeled as a single, linear element ...
have yellow femora with four dark gray-green half rings, yellow patellae, darkened distally (away from the body); yellow tibiae with three half rings coloured as the femora; and brown metatarsi, also with three similar half rings.[
Males appear to live only a year, maturing in August and September and dying in the winter; females ]hibernate
Hibernation is a state of minimal activity and metabolic depression undergone by some animal species. Hibernation is a seasonal heterothermy characterized by low body-temperature, slow breathing and heart-rate, and low metabolic rate. It most ...
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Taxonomy
''Tegenaria abchasica'' was first described in 1941 by D.E. Charitonov.[ Initially only the male was known; the female was first described in 2008.][
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Distribution and habitat
''Tegenaria abchasica'' is known from Krasnodar Krai
Krasnodar Krai (russian: Краснода́рский край, r=Krasnodarsky kray, p=krəsnɐˈdarskʲɪj kraj) is a federal subject of Russia (a krai), located in the North Caucasus region in Southern Russia and administratively a part of t ...
in Russia and neighbouring Abkhazia
Abkhazia, ka, აფხაზეთი, tr, , xmf, აბჟუა, abzhua, or ( or ), officially the Republic of Abkhazia, is a partially recognised state in the South Caucasus, recognised by most countries as part of Georgia, which vi ...
in Georgia. First found in caves in Abkhazia, in Russia it was found in more open habitats (yew
Yew is a common name given to various species of trees.
It is most prominently given to any of various coniferous trees and shrubs in the genus ''Taxus'':
* European yew or common yew (''Taxus baccata'')
* Pacific yew or western yew (''Taxus br ...
-boxwood
''Buxus'' is a genus of about seventy species in the family Buxaceae. Common names include box or boxwood.
The boxes are native to western and southern Europe, southwest, southern and eastern Asia, Africa, Madagascar, northernmost South ...
woodland).[
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See also
* List of Agelenidae species
This page lists all described genera and species of the spider family Agelenidae. , the World Spider Catalog accepts 1468 species in 83 genera:
A ''Acutipetala''
'' Acutipetala'' Dankittipakul & Zhang, 2008
* '' Acutipetala donglini'' Dankittipa ...
References
External links
{{Taxonbar, from=Q1846243
abchasica
Spiders of Europe
Spiders of Georgia (country)
Spiders of Russia
Spiders described in 1941