Centromerus subcaecus Kulczyński, 1914
Description
Male
Prosoma and legs uniformly yellowish. Opisthosoma and sternum blackish. Eyes surrounded by black. Palp: Patella and tibia without peculiarities, cymbium with proximal hump, its base with distinct margins. Paracymbium with longitudinal groove, terminal branch uniformly rounded. Posterior margin of radix truncated, lamelliform und with warts. Prosoma length: 0.5-0.7 mm, prosoma width: 0.4-0.5 mm.
Body length male: 1.4-1.6 mmFemale
As in male. Epigyne: Weakly sclerotized, flat. Epigyneal groove 3x wider than long, scape with short base, base with few transversal grooves, distal part saddle-like, deeply hollowed. Prosoma length: 0.5-0.7 mm, prosoma width: 0.4-0.5 mm.
Body length female: 1.4-1.6 mmAdditional information
Troglophile species (Mammola et al., 2022)
Character states from linyphiid key
Distribution
Phenology
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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Figures
Pedipalp, retrolateral view
(Thaler & Höfer 1988)
Pedipalp, ventro-retrolateral view
(Kratochvíl & Miller 1938)
Bulbus, retrolateral view
(Thaler & Höfer 1988)
Bulbus, prolateral view
(Thaler & Höfer 1988)
Embolic division, dorsal view
(Thaler & Höfer 1988)
Embolic division, ventral view
(Thaler & Höfer 1988)
Embolic division, retrolateral view
(Thaler & Höfer 1988)
Embolic division, ventral view
(Thaler & Höfer 1988)
Paracymbium
(Thaler & Höfer 1988)
Palpal tibia and paracymbium, retrolateral view
(Kratochvíl & Miller 1938)
Epigyne
(Thaler & Höfer 1988)
Epigyne, aboral view
(Thaler & Höfer 1988)
Epigyne, aboral view
(Thaler & Höfer 1988)
Epigyne, aboral view
(Thaler & Höfer 1988)
Epigyne
(Kulczyński 1914)
Epigyne, ventro-apical view
(Kratochvíl & Miller 1938)
Epigyne, ventral view
(Kratochvíl & Miller 1938)
Scape
(Thaler & Höfer 1988)
Vulva, ventral view
(Thaler & Höfer 1988)
Vulva, variation, ventral view
(Thaler & Höfer 1988)
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.
References
Blick T, Finch O-D, Harms K H, Kiechle J, Kielhorn K-H , Kreuels M, Malten A, Martin D, Muster C, Nährig D, Platen R, Rödel I, Scheidler M, Staudt A, Stumpf H, Tolke D (2016) Rote Liste und Gesamtartenliste der Spinnen (Arachnida: Araneae) Deutschlands. 3. Fassung, Stand April 2008, einzelne Änderungen und Nachträge bis August 2015. Naturschutz und Biologische Vielfalt 70/4: 383-510 
Isaia M, Tolve M, Pantini P (2025) Araneae.it: 2.0: the new updated version of the digital catalog of the Italian spiders and other arachnids (Arachnida: Araneae, Opiliones, Scorpiones, Pseudoscorpiones, Palpigradi, Solifugae). Fragmenta Entomologica 57: 197-204
Komnenov M (2010) Checklist of spiders (Araneae) of Bosnia and Herzegovina. Uzizaž i Biospeld 5(2009): 52-69
Komnenov M (2020a) Subterranean spiders (Arachnida, Araneae) of Montenegro. The Montenegrin Academy of Sciences and Arts, Proceedings of the Section of Natural Sciences 23: 119-169
Kratochvíl J, Miller F (1938) Sur le problème des araignées cavernicoles du genre Centromerus de la Péninsule balkanique. Izvestiya na Tsarskite Prirodonauchni Instituti v Sofia 11: 107-113
Kulczyński W (1914) Aranearum species novae minusve cognitae, in montibus Kras dictis a Dre C. Absolon aliisque collectae. Bulletin International de l'Academie des Sciences de Cracovie 1914: 353-387
Mammola S, Pavlek M, Huber B A, Isaia M, Ballarin F, Tolve M, Čupić I, Hesselberg T, Lunghi E, Mouron S, Graco-Roza C, Cardoso P (2022) A trait database and updated checklist for European subterranean spiders. Scientific Data 9(236): 1-13
Růžička V, Řezáč M, Dolanský J (2025) Spiders of the Czech Republic. Apostenus humilis Simon, 1932, Brommella hellenensis Wunderlich, 1995, Centromerus subcaecus Kulczyński, 1914 and Panamomops szinetari (Gallé-Szpisjak & Gallé, 2025) represent new records for the Czech Republic. Pavouk 59: 2
Steinberger K-H (2005) Die Spinnen (Araneae) und Weberknechte (Opiliones) der Etsch-Auen in Südtirol (Italien). Gredleriana 4: 55-92
Steinberger K-H (2007) Spinnen und Weberknechte (Arachnida: Araneae, Opiliones) Südtiroler Flusslandschaften - Auwaldfragmente an Eisack und Rienz (Südtirol, Italien). Gredleriana 7: 171-194
Thaler K, Höfer H (1988) Eine weitere Art der Gattung Centromerus Dahl 1886 in Mitteleuropa: C. sp. prope subcaecus Kulczynski 1914 (Arachnida: Araneae: Linyphiidae). Senckenbergiana Biologica 68: 389-396
WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2