Linyphiidae  Blackwall, 1859 / Stemonyphantes  Menge, 1866   7 species

Stemonyphantes agnatus  Tanasevitch, 1990

Description
Male

Body length 5. 1 mm (4.0-6.0 mm). Carapace length 2.4 mm, width 1.9 mm, light brown. Chelicerae 1.0 mm long. Legs light brown, distal ends of segments darkened. Coxae and femora usually with a median ring. All femora with one dorsal spine. Metatarsus I slightly curved, thickened and dorsoventrally flattened. Abdomen length 2.9 mm, width 1.6 mm. Dorsum bright and with dark median stripe and large marks on either side, connected to the stripes in the posterior part, and with dark horizontal stripes.

Body length male: 5.1 mm
Female

Body length 4.1-7.8 mm, body coloration as in the male. Carapace length 2.9 mm, width 2.2 mm. Chelicere length 1.2 mm. Leg coloration and spination as in the male. Metatarsus I of normal structure. Abdomen length 3.4 mm, width 2.3 mm.

Body length female: 6.3 mm
Additional information

In forests between 0-2200 m asl.

Compare characters with S. abantensis.

Distribution
  Presence
  No data
Global distribution (WSC 2020): Ukraine, Caucasus (Russia, Georgia, Azerbaijan), Iran
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List
Azerbaijan   (Otto, 2020) ||| Georgia   (Otto, 2020) ||| Russia, Southern   (Otto, 2020) ||| Ukraine   (Kovblyuk, 2014) |||
References

Kovblyuk M M (2014) Spiders (Arachnida, Aranei) of Crimea: faunogenesis and hypothesis of Pontida. Ukrainska Entomofaunistyka 5(2): 29-53 pdf

Otto S (2020) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 03.2020. Internet: caucasus-spiders.info.

Tanasevitch A V (1990) The spider family Linyphiidae in the fauna of the Caucasus (Arachnida, Aranei). In: Striganova B R (ed.), Fauna nazemnykh bespozvonochnykh Kavkaza. Moscow, Akaedemia Nauk, pp. 5-114 pdf

World Spider Catalog (2020) World Spider Catalog. Version 21.0. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.03.2020) doi: 10.24436/2 pdf

Zamani A, Dimitrov D, Weiss I, Alimohammadi S, Rafiei-Jahed R, Esyunin S L, Moradmand M, Chatzaki M, Marusik Y M (2020c) New data on the spider fauna of Iran (Arachnida: Araneae), part VII. Arachnology 18: 569-591 pdf

Updates
02-11-2020 Image insert
02-11-2020 Distribution update Detail
16-02-2015 Distribution update Detail
01-02-2015 Datasheet update Detail