Micaria is a genus of ground spiders that was first described by Niklas Westring in 1851. They are long.
They are often called "ant spiders" due to their ant-like appearance and ant mimicking behavior.
Distribution Spiders in this genus are found in the Holarctic, Indomalayan, Australasian and Afrotropical zoogeographic regions.
Species the genus contains 127 species and two subspecies.
These species have articles on Wikipedia:
Micaria beaufortia (Tucker, 1923) – Ethiopia, Namibia, Botswana, Zimbabwe, Mozambique, South Africa, Lesotho Micaria chrysis (Simon, 1910) – Ivory Coast, Ethiopia, Tanzania, Namibia, Mozambique, South Africa, Lesotho Micaria dives (Lucas, 1846) – Europe, North Africa, Turkey, Israel, Caucasus, Russia (Europe to Far East), Iran, Kazakhstan, Central Asia, Pakistan, India, China, Korea, Japan Micaria gertschi Barrows & Ivie, 1942 – Canada, United States Micaria longipes Emerton, 1890 – Canada, United States, Mexico Micaria longispina Emerton, 1911 – Canada, United States Micaria pasadena Platnick & Shadab, 1988 – United States, Mexico Micaria pulicaria (Sundevall, 1831) – Europe, Georgia, Russia (Europe to Far East), Kazakhstan, China, Japan, Alaska, Canada, United States Micaria rossica Thorell, 1875 – Alaska, Canada, United States, Europe, Turkey, Caucasus, Russia (Europe to Far East), Kazakhstan, Iran, Central Asia, Mongolia, China Micaria tersissima Simon, 1910 – South Africa
Micaria aborigenica Mikhailov, 1988 – Russia (north-eastern Siberia) Micaria aciculata Simon, 1895 – Russia (South Siberia) Micaria aenea Thorell, 1871 – Alaska, Canada, United States, Europe, Russia (Europe to Far East), Kazakhstan Micaria albofasciata Hu, 2001 – China (Himalaya) Micaria albovittata (Lucas, 1846) – Europe, Turkey, Caucasus, Russia (Europe to Central Asia), Iran, Turkmenistan, China? Micaria alpina L. Koch, 1872 – Alaska, Canada, Europe, Russia (Europe to Far East), Japan Micaria atropatene Zamani & Marusik, 2021 – Azerbaijan, Iran Micaria basaliducta Booysen & Haddad, 2021 – South Africa Micaria beaufortia (Tucker, 1923) – Ethiopia, Namibia, Botswana, Zimbabwe, Mozambique, South Africa, Lesotho Micaria belezma Bosmans, 2000 – Algeria Micaria bimaculata Booysen & Haddad, 2021 – Mauritania Micaria bispicula Booysen & Haddad, 2021 – Namibia, South Africa Micaria bonneti Schenkel, 1963 – Mongolia, China Micaria bosmansi Kovblyuk & Nadolny, 2008 – Turkey, Ukraine, Russia (Europe, Caucasus) Micaria braendegaardi Denis, 1958 – Afghanistan Micaria brignolii (Bosmans & Blick, 2000) – Portugal, Spain, France Micaria browni Barnes, 1953 – United States Micaria camargo Platnick & Shadab, 1988 – Mexico Micaria capistrano Platnick & Shadab, 1988 – United States, Mexico Micaria charitonovi Mikhailov & Ponomarev, 2008 – Kazakhstan Micaria chrysis (Simon, 1910) – Ivory Coast, Ethiopia, Tanzania, Namibia, Mozambique, South Africa, Lesotho Micaria cimarron Platnick & Shadab, 1988 – United States Micaria ciri Liu & Zhang, 2025 – China (Himalaya) Micaria coarctata (Lucas, 1846) – Mediterranean, Eastern Europe, Caucasus, Russia (Europe to Far East), Iran, Kazakhstan, Central Asia Micaria coloradensis Banks, 1896 – Alaska, Canada, United States Micaria constricta Emerton, 1894 – Canada, United States, Svalbard, Russia (Northern Europe to Middle Siberia) Micaria corvina Simon, 1878 – Morocco, Algeria, Tunisia, Israel Micaria croesia L. Koch, 1873 – Australia (New South Wales) Micaria cyrnea Brignoli, 1983 – France (Corsica), Italy, Greece Micaria delicatula Bryant, 1941 – United States Micaria deserticola Gertsch, 1933 – United States, Mexico Micaria dives (Lucas, 1846) – Europe, North Africa, Turkey, Israel, Caucasus, Russia (Europe to Far East), Iran, Kazakhstan, Central Asia, Pakistan, India, China, Korea, Japan Micaria dives concolor (Caporiacco, 1935) – Pakistan (Karakorum) Micaria donensis Ponomarev & Tsvetkov, 2006 – Ukraine, Russia (Europe) Micaria durbana Booysen & Haddad, 2021 – Zambia, South Africa Micaria elizabethae Gertsch, 1942 – Canada, United States Micaria emertoni Gertsch, 1935 – Canada, United States, Mexico Micaria everest Liu & Zhang, 2025 – China (Himalaya) Micaria faltana Bhattacharya, 1935 – India Micaria felix Booysen & Haddad, 2021 – Cameroon, Ethiopia, Malawi, Zambia, Namibia, Zimbabwe, Mozambique, South Africa Micaria formicaria (Sundevall, 1831) – Europe, Turkey, Caucasus, Russia (Europe to Far East), Iran, Kazakhstan, China Micaria foxi Gertsch, 1933 – Canada, United States Micaria fulgens (Walckenaer, 1802) – Europe, Turkey, Caucasus, Russia (Europe to South Siberia), Iran, Kazakhstan, Central Asia, China (type species) Micaria funerea Simon, 1878 – Spain, France (Corsica), Bulgaria, Russia (Caucasus) Micaria gagnoa Booysen & Haddad, 2021 – Ivory Coast, Tanzania, Mozambique Micaria galilaea Levy, 2009 – Israel Micaria ganzi Liu & Zhang, 2025 – China Micaria geralt Liu & Zhang, 2025 – China (Himalaya) Micaria gertschi Barrows & Ivie, 1942 – Canada, United States Micaria gomerae Strand, 1911 – Canary Islands Micaria gosiuta Gertsch, 1942 – United States, Mexico Micaria gulliae Tuneva & Esyunin, 2003 – Russia (Europe), Kazakhstan Micaria guttigera Simon, 1878 – Portugal, Spain, France Micaria guttulata (C. L. Koch, 1839) – Europe, Russia (Europe to Far East), Kazakhstan, Kyrgyzstan Micaria icenoglei Platnick & Shadab, 1988 – United States Micaria idana Platnick & Shadab, 1988 – Canada, United States Micaria ignea O. Pickard-Cambridge, 1872 – Cape Verde, Canary Islands, Algeria, Tunisia, Spain, Greece, Cyprus, Egypt, Yemen, Israel, Syria, Azerbaijan, Iran, Central Asia Micaria imperiosa Gertsch, 1935 – United States, Mexico Micaria inornata L. Koch, 1873 – Australia Micaria japonica Hayashi, 1985 – Russia (Far East), Korea, Japan Micaria jeanae Gertsch, 1942 – United States, Mexico Micaria jinlin Song, Zhu & Zhang, 2004 – China Micaria koingnaas Booysen & Haddad, 2021 – South Africa Micaria kopetdaghensis Mikhailov, 1986 – Caucasus, Kazakhstan, Iran, Turkmenistan Micaria langtry Platnick & Shadab, 1988 – United States Micaria lassena Platnick & Shadab, 1988 – United States Micaria lata Booysen & Haddad, 2021 – Namibia, South Africa Micaria laticeps Emerton, 1909 – Canada, United States Micaria laxa Booysen & Haddad, 2021 – South Africa Micaria lenzi Bösenberg, 1899 – Europe, Turkey, Caucasus, Russia (Europe to South and north-eastern Siberia), Iran, Kazakhstan, Central Asia, China Micaria lindbergi Roewer, 1962 – Afghanistan Micaria longimana Suzuki, 2022 – China, Japan (Ryukyu Is.) Micaria longipes Emerton, 1890 – Canada, United States, Mexico Micaria longispina Emerton, 1911 – Canada, United States Micaria marchesii (Caporiacco, 1936) – Libya Micaria marusiki Zhang, Song & Zhu, 2001 – China Micaria medica Platnick & Shadab, 1988 – Canada, United States Micaria mediospina Booysen & Haddad, 2021 – South Africa Micaria mexicana Platnick & Shadab, 1988 – Mexico Micaria micans (Blackwall, 1858) – Europe, Caucasus, Russia (Europe to South Siberia), Kazakhstan, Central Asia, China Micaria mongunica Danilov, 1997 – Russia (South Siberia) Micaria mormon Gertsch, 1935 – Canada, United States, Mexico Micaria nanella Gertsch, 1935 – United States, Mexico Micaria nivosa L. Koch, 1866 – Europe, Russia (Europe to South Siberia), Kazakhstan, China Micaria nye Platnick & Shadab, 1988 – United States, Mexico Micaria otero Platnick & Shadab, 1988 – United States, Mexico Micaria pallens Denis, 1958 – Afghanistan Micaria palliditarsus Banks, 1896 – United States, Mexico Micaria pallipes (Lucas, 1846) – Azores, Madeira, Mediterranean, Russia (Europe), Caucasus, Kazakhstan, Iran, Central Asia, China Micaria palma Platnick & Shadab, 1988 – United States Micaria palmgreni Wunderlich, 1980 – Finland Micaria paralbofasciata Song, Zhu & Zhang, 2004 – China (Himalaya) Micaria parvotibialis Booysen & Haddad, 2021 – Senegal Micaria pasadena Platnick & Shadab, 1988 – United States, Mexico Micaria plana Booysen & Haddad, 2021 – Ethiopia Micaria porta Platnick & Shadab, 1988 – Canada, United States Micaria pulcherrima Caporiacco, 1935 – Pakistan, India, Russia (South Siberia), China, Korea Micaria pulcherrima flava Caporiacco, 1935 – Pakistan (Karakorum) Micaria pulicaria (Sundevall, 1831) – Europe, Georgia, Russia (Europe to Far East), Kazakhstan, China, Japan, Alaska, Canada, United States Micaria punctata Banks, 1896 – United States Micaria quadrata Booysen & Haddad, 2021 – Ethiopia Micaria quinquemaculosa Booysen & Haddad, 2021 – Namibia, South Africa Micaria riggsi Gertsch, 1942 – Canada, United States Micaria rivonosy Booysen & Haddad, 2021 – Madagascar Micaria rossica Thorell, 1875 – Alaska, Canada, United States, Europe, Turkey, Caucasus, Russia (Europe to Far East), Kazakhstan, Iran, Central Asia, Mongolia, China Micaria sanipass Booysen & Haddad, 2021 – South Africa Micaria scutellata Booysen & Haddad, 2021 – South Africa Micaria seminola Gertsch, 1942 – United States Micaria seymuria Tuneva, 2004 – Kazakhstan Micaria silesiaca L. Koch, 1875 – Europe, Turkey, Caucasus, Russia (Europe to South Siberia) Micaria siniloana Barrion & Litsinger, 1995 – Philippines Micaria sociabilis Kulczyński, 1897 – Europe, Turkey, Caucasus (Russia, Azerbaijan) Micaria subopaca Westring, 1861 – Europe, Russia (Europe to South Siberia, Kamchatka), Georgia, Iran Micaria tarabaevi Mikhailov, 1988 – Kazakhstan Micaria tersissima Simon, 1910 – South Africa Micaria triangulosa Gertsch, 1935 – United States Micaria triguttata Simon, 1884 – Portugal, Spain, France, Algeria Micaria tripunctata Holm, 1978 – Northern Europe, Italy (Alps), Russia (Europe to Far East), China, Alaska, Canada Micaria tuvensis Danilov, 1993 – Russia (Central Asia, South Siberia), Kazakhstan, China Micaria utahna Gertsch, 1933 – Canada, United States Micaria vinnula Gertsch & Davis, 1936 – United States Micaria violens Oliger, 1983 – Russia (Far East) Micaria xinglongi Liu & Zhang, 2025 – China (Himalaya) Micaria xizang Liu & Zhang, 2025 – China (Himalaya) Micaria ya Liu & Zhang, 2025 – China Micaria yeniseica Marusik & Koponen, 2002 – Russia (Middle Siberia, Kamchatka) Micaria yeti Liu & Zhang, 2025 – China (Himalaya) Micaria yunshani Liu & Zhang, 2025 – China (Himalaya) Micaria zonsteini (Mikhailov, 2016) – Azerbaijan, Kyrgyzstan
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