Linyphiidae  Blackwall, 1859 / Stemonyphantes  Menge, 1866   8 species

Stemonyphantes agnatus  Tanasevitch, 1990


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

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 and 2200 m asl.

Compare characters with S. abantensis.

  No data
Global distribution (WSC 2024): Ukraine, Turkey, Caucasus (Russia, Georgia, Azerbaijan), Iran
 male  female
Distribution List

"No references" does not mean that the species does not occur in this country, but that we have not yet inserted the reference for it. We are working on it.

Azerbaijan   (Otto, 2022) ||| Georgia   (Otto, 2022) ||| Russia, Southern   (Otto, 2022; Ponomarev, 2022) ||| Turkey (Asia)   (Sancak et al., 2022a) ||| Ukraine   (Kovblyuk, 2014) |||

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

Otto S (2022) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 02.2022. Internet:

Ponomarev A V (2022) Spiders (Arachnida: Araneae) of the southeast of the Russian Plain: catalogue, the fauna specific features. SSC RAS Publishers, Rostov-on-Don, 640 pp. pdf

Sancak Z, Moradi M, Şahin B (2022a) The first record of Stemonyphantes agnatus Tanasevitch, 1990 (Araneae: Linyphiidae) in Turkey. Serket 18: 321-323 pdf

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

Tanasevitch A V (2023) New records of linyphiid spiders of the Caucasus and Crimea, Russia (Aranei: Linyphiidae). Arthropoda Selecta 32: 518-526 pdf

WSC (2024) World Spider Catalog. Version 25.0. Natural History Museum Bern, online at (22.01.2024) 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

31-01-2024 Image insert
21-04-2022 Image insert
21-04-2022 Distribution insert Detail
02-11-2020 Image insert
02-11-2020 Distribution update Detail
16-02-2015 Distribution update Detail
01-02-2015 Datasheet update Detail