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Linyphiidae  Blackwall, 1859 / Centromerus  Dahl, 1886   71 species

Centromerus valkanovi Deltshev, 1983

WSC LSID urn:lsid:nmbe.ch:spidersp:009792

Key to genera | Key to species

Description
Male

Prosoma pale yellow. Clypeus concave. Chelicerae yellow, promargin with 3 well developed teeth, retromargin with 4 denticles. Legs yellowish, tibiae I-III with 2 dorsal spines, tibia IV and metatarsi I-IV with 1 dorsal spine.

Body length male: 2.2-2.3 mm
Female

As in males, except chelicerae: retromargin with 5 denticles.

Body length female: 1.8-1.9 mm
Character states from linyphiid key
Distribution
  Presence
  No data
Global distribution (WSC 2026): Bulgaria, Greece, Turkey
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
species

male Pedipalp, retrolateral view
(Deltshev 1983a)

species

male Pedipalp, prolateral view
(Deltshev 1983a)

species

male Pedipalp, retrolateral view
(Wunderlich 1995c)

species

male Pedipalp, prolateral view
(Wunderlich 1995c)

species

male Pedipalp, prolateral view
(Dimitrov & Deltshev 2019)

species

male Pedipalp, prolateral view
(Dimitrov & Deltshev 2019)

species

male Pedipalp, prolateral view
(Dimitrov & Deltshev 2019)

species

male Pedipalp, retrolateral view
(Dimitrov & Deltshev 2019)

species

male Pedipalp, retrolateral view
(Dimitrov & Deltshev 2019)

species

male Pedipalp, retrolateral view
(Dimitrov & Deltshev 2019)

species

male Lamella characteristica, retrolateral view
(Wunderlich 1995c)

species

female Epigyne, ventral view
(Deltshev 1983a)

species

female Vulva
(Deltshev 1983a)

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.

Bulgaria   (Blagoev et al., 2018) ||| Greece   (Komnenov et al., 2016) ||| Turkey (Asia)   (Wunderlich, 1995c) ||| Turkey (Europe)   (Demircan & Topçu, 2015; Demircan Aksan & Topçu, 2022c) |||
References

Blagoev G, Deltshev C, Lazarov S, Naumova M (2018) The spiders (Araneae) of Bulgaria. Version: August 2018. National Museum of Natural History, Bulgarian Academy of Sciences. Online at http://www.nmnhs.com/spiders-bulgaria/ (accessed on 10.9.2018) pdf

Deltshev C D (1983a) A contribution to the taxonomical study of sylvaticus group of genus Centromerus F. Dahl (Araneae, Linyphiidae) in Bulgaria. Acta Zoologica Bulgarica 21: 53-58 pdf

Demircan Aksan N, Topçu A (2022c) A preliminary checklist of the spider fauna of European Türkiye. Serket 19: 39-56 pdf

Demircan N, Topçu A (2015) A contribution to the spider fauna of the European part of Turkey (Araneae). Serket 14: 176-183 pdf

Dimitrov D, Deltshev C (2019) Contribution to the study of the genus Centromerus in Turkey, with the description of a new species of blind spiders (Arachnida, Araneae: Linyphiidae). Revue Suisse de Zoologie 126: 261-267 pdf

Komnenov M, Pitta E, Zografou K, Chatzaki M (2016) Discovering the still unexplored arachnofauna of the National Park of Dadia-Lefkimi-Soufli, NE Greece: a taxonomic review with description of new species. Zootaxa 4096: 1-66 pdf

WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2 pdf

Wunderlich J (1995c) Beschreibung bisher unbekannter Arten der Baldachinspinnen aus der östlichen Mediterraneis (Arachnida: Araneae: Linyphiidae). Beiträge zur Araneologie 4: 655-686 pdf

Updates
22-01-2026 Distribution insert Detail
23-06-2025 Distribution update Detail
22-03-2022 Distribution update Detail
16-10-2019 Image insert
16-10-2019 Distribution update Detail
18-04-2016 Distribution update Detail
13-01-2016 Distribution update Detail
26-03-2013 Datasheet update Detail
26-03-2013 Image insert