Tetragnatha nigrita

Family: Tetragnathidae Menge, 1866 | key
Genus: Tetragnatha Latreille, 1804 | key

Taxonomy
WSC: Family ext

WSC: Species ext

Photo gallery
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Resources
caucasus-spiders.info ext

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Tetragnatha nigrita Lendl, 1886 [urn:lsid:amnh.org:spidersp:014277]

Description

Conductor with spoon-shaped tip. Epigyne with almost parallel lateral margins of epigynal plate. Vulva with equally large receptacula seminis. Prosoma dark brown to almost black. Chelicerae dark brown, basally with distinct tubercle. Legs dark brown. Opisthosoma dark brown to almost black, vague folium laterally flanked with silver-white, medially also with silver spots.

Body length male: 6-8 mm, Body length female: 7-11 mm

Additional information

on trees and bushes in damp woodland, often near water

Distribution

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Global distribution (Platnick 2013): Palearctic

Phenology



Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec

Figures

Pedipalp (Wiehle 1963a)	Pedipalp, ventral view (Roberts 1998)	Pedipalp, ventral view (Wiehle 1963a)	Tip of pedipalp (Locket & Millidge 1953)	Chelicerae, ventral view (Tullgren 1947)
Chelicerae, ventral view (Tullgren 1947)	Chelicerae, ventral view (Locket & Millidge 1953)	Chelicera, ventral view (Locket & Millidge 1953)	Tip of condyle (Tullgren 1947)	Tip of condyle (Wiehle 1963a)
Epigyne (Roberts 1998)	Epigyne (Tullgren 1947)	Epigyne (Wiehle 1963a)	Epigyne (Locket & Millidge 1953)	Vulva (Roberts 1998)
Vulva (Tullgren 1947)	Vulva (Wiehle 1963a)	Vulva (Wiehle 1963a)	Chelicerae, ventral view (Locket & Millidge 1953)	Chelicerae, ventral view (Locket & Millidge 1953)

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References

Locket G H, Millidge A F (1953) British Spiders 2. Ray Soc London

Otto S, Tramp S (2011) Caucasian Spiders – A faunistic Database on the Spiders of the Caucasus (Version 2.0 Beta).
Internet: db.caucasus-spiders.info/Area/152 (July 2011)

Platnick N I (2013) The world spider catalog, version 13.5. American Museum of Natural History, online at http://research.amnh.org/iz/spiders/catalog. DOI: 10.5531/db.iz.0001

Roberts M J (1998) Spinnengids. Tirion Natuur Baarn, Netherlands

Tullgren A (1947) Bidrag till kännedomen om den svenska spindelfaunan. II Ent Tidskr 68: 129-154.

van Helsdingen P J (2010) Araneae. In: Fauna Europaea Database (Version 2010.1), online at www.european-arachnology.org

Wiehle H (1963a) Spinnentiere oder Arachnoidea, XII. Tetragnathidae-Streckspinnen und Dickkiefer. Tierwelt Deutschlands 49.