Jacksonella falconeri (Jackson, 1908)
Description
Male palp simple, without tibial apophysis. Epigyne with plate, straight posteriorly. Prosoma yellow-brown, not elevated. Opisthosoma yellow-brown.
Body length male: 0.9-1.2 mmBody length female: 0.9-1.2 mm
Additional information
On open dry meadows and in ground layer of forests.
Frequency: Rarely found
Character states from linyphiid key
Distribution
Phenology
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
 |  |
Figures
Pedipalp
(Heimer & Nentwig 1991)
Pedipalp
(Roberts 1987)
Pedipalp
(Locket & Millidge 1953)
Pedipalp, retrolateral view
(Løvbrekke unpubl.)
Tip of pedipalp, frontal view
(Løvbrekke unpubl.)
Tip of pedipalp, prolateral view
(Løvbrekke unpubl.)
Tibial apophysis
(Thaler 1973a)
Chelicerae, frontal view
(Locket & Millidge 1953)
Chelicera, frontal view
(Løvbrekke unpubl.)
Epigyne
(Heimer & Nentwig 1991)
Epigyne
(Roberts 1987)
Epigyne
(Roberts 1987)
Epigyne
(Roberts 1987)
Epigyne
(Locket & Millidge 1953)
Epigyne
(Locket & Millidge 1953)
Epigyne
(Løvbrekke unpubl.)
Vulva
(Thaler 1973a)
Vulva, ventral view
(Løvbrekke unpubl.)
Vulva, dorsal view
(Fjellberg unpubl.)
Vulva, ventral view
(Fjellberg unpubl.)
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
Aakra K, Hauge E (2003) Checklist of Norwegian spiders (Arachnida: Araneae), including Svalbard and Jan Mayen. Norwegian Journal of Entomology 50: 109-129 
Bosmans R, Van Keer K (2017) Een herziene soortenlijst van de Belgische spinnen (Araneae). Nieuwsbrief van de Belgische Arachnologische Vereniging 32: 39-69
Cera I (2018) The checklist of Latvian spiders (Arachnida: Araneae). Environmental and Experimental Biology 16: 139-152
Fjellberg A (unpubl.)
Heimer S, Nentwig W (1991) Spinnen Mitteleuropas. Paul Parey Berlin
Koponen S, Fritzén N R, Pajunen T (2016) Checklist of spiders in Finland (Araneae). 6th version, December 2016, online at http://biolcoll.utu.fi/arach/checklist_of_spiders_in_Finland.htm
Kreuels M, Staudt A, Christian S (2019) Die Spinnenfauna von Luxemburg – eine Zusammenstellung der Nachweise aus den Jahren 1906-2018 (Arachnida: Araneae). Bulletin de la Société des naturalistes luxembourgeois 121: 203-230
Kronestedt T (2001) Checklist of Spiders (Araneae) in Sweden [Preliminary version February 2001]
Lavery A (2019) A revised checklist of the spiders of Great Britain and Ireland. Arachnology 18: 196-212
Lissner J, Scharff N (2019) Danish Spiders. Formerly online at http://www.danmarks-edderkopper.dk
Locket G H, Millidge A F (1953) British spiders. Vol. II. Ray Society, London, 449 pp.
Løvbrekke H (unpubl.)
Roberts M J (1987) The spiders of Great Britain and Ireland. Volume 2: Linyphiidae and checklist. Harley Books Colchester, England, 204 pp.
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
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
Thaler K (1973a) Über wenig bekannte Zwergspinnen aus den Alpen, III (Arachn., Aranei, Erigonidae). Berichte des Naturwissenschaftlich-Medizinischen Vereins in Innsbruck 60: 41-60
WSC (2024) World Spider Catalog. Version 25.0. Natural History Museum Bern, online at http://wsc.nmbe.ch (22.01.2024) doi: 10.24436/2