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Linyphiidae  Blackwall, 1859 / Kratochviliella  Miller, 1938   1 species

Kratochviliella bicapitata Miller, 1938

WSC LSID urn:lsid:nmbe.ch:spidersp:010972

Key to genera | Key to species

Description

Tibial apophysis long, bent apically. Epigyne with broad oval median plate, clearly marked off. Prosoma dark brown, male: with cephalic lobe, strongly pronounced and bent backward. Legs orange. Opisthosoma shiny black.

Body length male: 1.0 mm
Body length female: 1.0 mm
Additional information

Mainly found on bark

Character states from linyphiid key
Distribution
  Presence
  No data
Global distribution (WSC 2026): France, Central Europe, North Macedonia, Bulgaria, Greece
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
species

male Pedipalp
(Heimer & Nentwig 1991)

species

male Pedipalp
(Miller 1938a)

species

male Pedipalp
(Miller 1938a)

species

male Pedipalp
(Miller 1938a)

species

male Pedipalp
(Wunderlich & Nicolai 1984)

species

male Pedipalp, dorsal view
(Czajka 1968)

species

male Pedipalp, lateral view
(Czajka 1968)

species

male Tibial apophysis
(Wunderlich & Nicolai 1984)

species

male Prosoma, dorsal view
(Miller 1938a)

species

male Prosoma, lateral view
(Miller 1938a)

species

male Prosoma, frontal view
(Miller 1938a)

species

male Prosoma, lateral view
(Wunderlich & Nicolai 1984)

species

male Prosoma, frontal view
(Czajka 1968)

species

male Habitus, lateral view
(Czajka 1968)

species

male Habitus
(Czajka 1968)

species

female Epigyne
(Heimer & Nentwig 1991)

species

female Epigyne
(Miller 1938a)

species

female Epigyne
(Wunderlich & Nicolai 1984)

species

female Epigyne
(Czajka 1968)

species

female Epigyne
(van Helsdingen et al. 2018)

species

female Vulva
(Heimer & Nentwig 1991)

species

female Vulva
(Czajka 1968)

species

female Habitus, lateral view
(Czajka 1968)

species

female Habitus
(Czajka 1968)

species

Prosoma, lateral view
(Heimer & Nentwig 1991)

species

Sternum
(Czajka 1968)

Distribution List
Austria   (Steinberger & Thaler, 1994; Wunderlich, 1972b) ||| Bulgaria   (Blagoev et al., 2018) ||| Czechia   (Růžička & Řezáč, 2022a) ||| France   (Danflous & Déjean, 2015) ||| Germany   (Blick et al., 2016) ||| Greece   (van Helsdingen et al., 2018) ||| North Macedonia   (Komnenov, 2017) ||| Poland   (Rozwałka & Stanska, 2008) ||| Slovakia   (Gajdoš et al., 1999) ||| Switzerland   (Hänggi & Stäubli, 2012) |||
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

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 pdf

Czajka M (1968) Pelecopsis pilawskii nov. sp. (Micryphantidae, Araneae). Polskie Pismo Entomologiczne 38: 469-474 pdf

Danflous S, Déjean S (2015) Kratochviliella bicapitata Miller, 1938 (Araneae, Linyphiidae) découverte en France. Revue Arachnologique (2) 2: 8-11 pdf

Gajdoš P, Svatoň J, Sloboda J (1999) Katalóg pavúkov Slovenska. Catalogue of Slovakian spiders. Ústav kr. ekol. SAV, Bratislava, 337 pp. pdf

Hänggi A, Stäubli A (2012) Nachträge zum „Katalog der schweizerischen Spinnen“: 4. Neunachweise von 2002 bis 2011. Arachnologische Mitteilungen 44: 59-76 pdf

Heimer S, Nentwig W (1991) Spinnen Mitteleuropas. Paul Parey Berlin pdf

Helsdingen P J van, IJland S, Komnenov M (2018) Inventory of the spiders (Araneae) of the border region of northern Greece with Albania and FYR Macedonia. Nieuwsbrief SPINED 37: 5-23 pdf

Komnenov M (2017) New data on spider fauna (Araneae) of Shar Mountain, north-western Macedonia. Proceedings of the 5th Congress of the Ecologists of Macedonia, with international participation (Ohrid, 19th-22nd October 2016). Special issues of the Macedonian Ecological Society 13: 44-61 pdf

Miller F (1938a) Novi pavouci (Araneae) z Ceskoslovenska, I [Neue Spinnen (Araneae) aus der Čechoslovakischen Republik. I]. Entomologické Listy, Brno 1: 61-66 pdf

Rozwałka R, Stanska M (2008) Check-list of spiders (Araneae) of Poland. 1. December 2008. online at http://www.arachnologia.edu.pl/en/species/8-spiders-of-poland.html pdf

Růžička V, Řezáč M (2022a) Seznam pavouků České republiky. List of spiders of the Czech Republic. Online at https://www.arachnology.cz/seznam-pavouku-cr-26.html and https://www.arachnology.cz/en/seznam-pavouku-cr-26.html pdf

Steinberger K-H, Thaler K (1994) Fallenfänge von Spinnen im Kulturland des oberösterreichischen Alpenvorlandes (Arachnidae, Araneae). Beiträge zur Naturkunde Oberösterreichs 2: 131-160 pdf

WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.5.2026) doi: 10.24436/2 pdf

Wunderlich J (1972b) Zur Spinnenfauna Deutschlands, XII. Neue und seltene Arten der Linyphiidae und einige Bemerkungen zur Synonymie (Arachnida: Araneae). Senckenbergiana Biologica 53: 291-306 pdf

Wunderlich J, Nicolai V (1984) Kratochviliella bicapitata Miller 1938, eine für das Gebiet der Bundesrepublik Deutschland neue Zwergspinne (Arachnida, Araneae, Linyphiidae). Hessische Faunistische Briefe 4: 53-54 pdf

Updates
29-09-2025 Distribution update Detail
12-07-2021 Distribution update Detail
06-01-2019 Distribution update Detail
17-03-2018 Image insert
17-03-2018 Distribution update Detail
12-10-2015 Distribution update Detail