Salticidae  Blackwall, 1841 / Myrmarachne  MacLeay, 1839   4 species

Myrmarachne formicaria (De Geer, 1778)

Description

Embolus very fine, forming a double loop around bulbus. Epigyne with large, white, triangular area. Prosoma constricted, with elevated eye region.

Body length male: 5.0-6.5 mm
Body length female: 4.75-6.1 mm
Additional information

Ant-like species, in very different habitats, co-occurrence with ants not sure

Distribution
  Presence
  No data
Global distribution (WSC 2026): Macaronesia, Europe, Turkey, Caucasus, Russia (Europe, Caucasus, Far East), Iran, China, Korea, Japan. Introduced to Canada, USA
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List
Albania   (Geci et al., 2025a) ||| Armenia   (Otto, 2022) ||| Austria   (Thaler, 1997c) ||| Azerbaijan   (Otto, 2022) ||| Belarus   (Ivanov, 2013) ||| Belgium   (Bosmans & Van Keer, 2017) ||| Bosnia and Herzegovina   (Komnenov, 2010) ||| Bulgaria   (Blagoev et al., 2018) ||| Croatia   (Milosevic, 2002) ||| Czechia   (Růžička & Řezáč, 2022a) ||| Finland   (Koponen et al., 2016) ||| France   (Le Peru, 2007) ||| France / Corsica   (Le Peru, 2007) ||| Georgia   (Otto, 2022) ||| Germany   (Blick et al., 2016) ||| Greece   (Bosmans & Chatzaki, 2005) ||| Greece / Crete   (Bosmans & Chatzaki, 2005) ||| Hungary   (Samu & Szinetár, 1999) ||| Italy   (Isaia et al., 2025) ||| Italy / Sardinia   (Isaia et al., 2025) ||| Italy / Sicily   (Isaia et al., 2025) ||| Kosovo   (Geci et al., 2025a) ||| Latvia   (Cera, 2018) ||| Liechtenstein   (Arnold, 2001) ||| Luxembourg   (Kreuels et al., 2019) ||| Moldova   (Vasiliev & Mikhailov, 2023) ||| Netherlands   (van Helsdingen, 2025a) ||| North Macedonia   (Komnenov, 2006) ||| Norway   (Aakra & Hauge, 2003) ||| Poland   (Rozwałka & Stanska, 2008) ||| Portugal   (Branco et al., 2019) ||| Romania   (Weiss & Petrișor, 1999) ||| Russia, Central   (Ponomarev, 2022) ||| Russia, Kaliningrad Region   (Ohlert, 1865) ||| Russia, Southern   (Otto, 2022; Ponomarev, 2022) ||| Serbia   (Gajić & Grbić, 2016) ||| Slovakia   (Gajdoš et al., 1999) ||| Slovenia   (Kostanjšek & Kuntner, 2015) ||| Spain   (Branco et al., 2019) ||| Spain / Balearic Islands   (Branco et al., 2019) ||| Sweden   (Kronestedt, 2001) ||| Switzerland   (Maurer & Hänggi, 1990) ||| Turkey (Asia)   (Danışman et al., 2025a) ||| Turkey (Europe)   (Demircan Aksan & Topçu, 2022c) ||| Ukraine   (Polchaninova & Prokopenko, 2019) ||| United Kingdom   (Lavery, 2019) |||
References

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