'' '' '' '' '' '', a black widow spider '' '' moving from one tree to another carrying the egg sac , this family includes 138 genera and 2,619 species: •
Achaearanea Strand, 1929 –
Gabon,
Comoros,
South Africa,
Ivory Coast,
China,
Southeast Asia,
India,
Canary Islands,
Puerto Rico,
Costa Rica,
Panama,
Australia,
South America •
Achaearyopa Barrion &
Litsinger, 1995 –
Philippines •
Achaeridion Wunderlich, 2008 –
Turkey •
Allothymoites Ono, 2007 – China,
Japan,
Vietnam •
Ameridion Wunderlich, 1995 –
North America, South America •
Anatea Berland, 1927 – Australia,
New Caledonia •
Anatolidion Wunderlich, 2008 –
Algeria,
Morocco,
Europe •
Anelosimus Simon, 1891 – Africa, Asia,
Hispaniola,
Jamaica,
Mexico,
United States, Australia,
New Guinea, South America •
Anttheridion Jocqué & Vanuytven, 2025 –
Democratic Republic of the Congo,
Malaysia •
Argyrodella Saaristo, 2006 –
Madagascar,
Seychelles •
Argyrodes Simon, 1864 – Africa, Asia, Canary Islands, Jamaica,
Hawaii, Mexico, United States, Oceania,
French Guiana,
Galapagos,
Peru, Caribbean to Argentina, East Africa, Mediterranean to West Africa, Tongatabu. Introduced to Seychelles, South Africa,
St. Helena, India, Hawaii, Madagascar? •
Ariamnes Thorell, 1869 –
DR Congo,
Equatorial Guinea, Gabon, South Africa,
Guinea-Bissau, Asia,
Cuba, Hispaniola, Costa Rica, Panama, Hawaii, Mexico, Australia, Papua New Guinea,
New Zealand,
Brazil, Peru •
Asagena Sundevall, 1833 – Algeria,
Tunisia, Asia,
Switzerland,
Russia,
Greece,
Italy,
Slovenia,
France, North America •
Asiopisinus Hu, Wei, Liu & Xu, 2025 – Eastern Asia •
Asygyna Agnarsson, 2006 – Madagascar •
Audifia Keyserling, 1884 – Congo, Guinea-Bissau,
Bolivia, Brazil •
Bardala Saaristo, 2006 – Seychelles •
Borneoridion Deeleman & Wunderlich, 2011 – Malaysia •
Brunepisinus Yoshida & Koh, 2011 – Borneo •
Cabello Levi, 1964 –
Venezuela •
Cameronidion Wunderlich, 2011 – Malaysia •
Campanicola Yoshida, 2015 – Eastern Asia •
Canalidion Wunderlich, 2008 – Russia,
Scandinavia •
Carniella Thaler & Steinberger, 1988 –
Angola, China,
Korea,
Taiwan,
Indonesia,
Thailand,
Nepal, Central Europe,
Romania,
Belgium •
Cephalobares O. Pickard-Cambridge, 1871 – China, India,
Sri Lanka •
Cerocida Simon, 1894 – Brazil,
Guyana, Venezuela •
Chikunia Yoshida, 2009 – Asia, Russia •
Chorizopella Lawrence, 1947 – South Africa •
Chrosiothes Simon, 1894 – Eastern Asia,
Dominican Rep, Jamaica,
St. Vincent, Mexico, United States, South America •
Chrysso O. Pickard-Cambridge, 1882 – Asia,
Hungary, Russia, France,
Trinidad, Costa Rica, Panama, North America, South America •
Coleosoma O. Pickard-Cambridge, 1882 –
Cape Verde, Asia •
Coscinida Simon, 1895 – Angola, Congo,
Tanzania, Asia, southern Europe •
Craspedisia Simon, 1894 – China, Hispaniola, Brazil •
Crustulina Menge, 1868 –
Ethiopia, Madagascar, Tanzania, Algeria,
Egypt, Morocco, Asia, Canary Islands,
Ukraine, Russia, Jamaica, North America, Australia, New Caledonia, New Guinea, East Africa •
Cryptachaea Archer, 1946 – Asia, Russia, Trinidad, Costa Rica, Panama, North America, Australia, New Zealand, South America •
Cyllognatha L. Koch, 1872 – India, Australia,
Samoa •
Deelemanella Yoshida, 2003 – Madagascar, Malaysia, Papua New Guinea •
Dipoena Thorell, 1869 – Africa, Asia, Europe, North America, Australia,
Vanuatu, South America •
Dipoenata Wunderlich, 1988 –
Madeira,
Malta, Panama, Brazil, Venezuela •
Dipoenura Simon, 1909 –
Sierra Leone, China, Indonesia,
Laos, Vietnam, India •
Echinotheridion Levi, 1963 – Canary Islands, Madeira, South America •
Emertonella Bryant, 1945 – China, Mexico, United States. Introduced to China, Japan, India,
Pakistan, Sri Lanka, New Guinea •
Enoplognatha Pavesi, 1880 – South Africa, Cape Verde, Asia, Europe, North America, Australia, Chile, Peru, North Africa. Introduced to St. Helena,
Canada •
Episinus Walckenaer, 1809 – Africa, Asia, Europe, Panama, Mexico, United States, New Zealand, South America •
Euryopis Menge, 1868 – Africa, Asia, Europe, Jamaica, North America, Australia, New Caledonia, New Zealand,
Argentina, Bolivia, Brazil •
Eurypoena Wunderlich, 1992 – Cape Verde, Canary Islands •
Exalbidion Wunderlich, 1995 –
Guatemala, Panama, Mexico, Caribbean to Brazil •
Faiditus Keyserling, 1884 – North America, South America •
Famakytta Pett & Agnarsson, 2025 – Madagascar, Seychelles, Korea, India, New Guinea •
Glebych Eskov &
Marusik, 2021 – Peru •
Gmogala Keyserling, 1890 – Australia, New Guinea •
Grancanaridion Wunderlich, 2011 – Canary Islands •
Guaraniella Baert, 1984 – Brazil,
Paraguay •
Gushangzao Lin & Li, 2024 – China, Japan •
Gyro Lin & Li, 2024 – China •
Hadrotarsus Thorell, 1881 – Taiwan, Australia, New Guinea. Introduced to Belgium •
Helenidion Sherwood, Marusik, Fowler, Stevens & Joshua, 2024 – St. Helena •
Helvibis Keyserling, 1884 – Trinidad, Panama, Brazil, Chile, Peru •
Helvidia Thorell, 1890 – Indonesia •
Hentziectypus Archer, 1946 – North America, Bolivia, Brazil,
Colombia •
Heterotheridion Wunderlich, 2008 – China,
Caucasus,
Iran, Turkey, Russia •
Hetschkia Keyserling, 1886 – Brazil •
Histagonia Simon, 1895 –
Botswana, South Africa •
Icona Forster, 1955 – New Zealand •
Jamaitidion Wunderlich, 1995 – Jamaica •
Janula Strand, 1932 – Asia, North America, Australia, South America •
Keijiella Yoshida, 2016 – Eastern Asia, Laos •
Knoflachia Marusik & Eskov, 2024 – Russia •
Kochiura Archer, 1950 – Cape Verde, St. Helena, Western Asia, Canary Islands, Madeira, Brazil, Chile, North Africa, Juan Fernández Islands •
Landoppo Barrion & Litsinger, 1995 – Philippines •
Lasaeola Simon, 1881 – Asia, Azores, Canary Islands, Russia,
Portugal,
Spain, Panama, Mexico, United States, Peru, Venezuela •
Latrodectus Walckenaer, 1805 – Africa, Asia, Europe, North America, New Zealand, South America •
Lokitandroka Pett & Agnarsson, 2025 – Comoros, Madagascar •
Macaridion Wunderlich, 1992 – Canary Islands, Madeira •
Magnopholcomma Wunderlich, 2008 – Australia •
Megama Hu, Zhong, Liu & Li, 2026 – China, Japan •
Meotipa Simon, 1895 – Asia, Pacific Islands. Introduced to Americas, Tropical Africa •
Molione Thorell, 1893 – Asia •
Moneta O. Pickard-Cambridge, 1871 – Seychelles, Asia, Russia, Australia, New Caledonia, New Zealand •
Montanidion Wunderlich, 2011 – Malaysia •
Nanume Saaristo, 2006 – Seychelles •
Neopisinus Marques, Buckup & Rodrigues, 2011 – Cuba, Hispaniola, Panama, Mexico, Brazil, Peru •
Neospintharus Exline, 1950 – Madagascar, Seychelles, Asia, Cyprus, Greece, Panama, North America, South America •
Neottiura Menge, 1868 – Algeria, Asia, Europe •
Nesopholcomma Ono, 2010 – Japan •
Nesticodes Archer, 1950 – Central. Introduced to St. Helena, China, Japan, Indonesia, Sri Lanka, Macaronesia, New Zealand, North Africa, Pacific Islands •
Nihonhimea Yoshida, 2016 – Seychelles, Asia. Introduced to Pakistan, Australia, New Guinea •
Nipponidion Yoshida, 2001 – Japan •
Nojimaia Yoshida, 2009 – China, Japan •
Ohlertidion Wunderlich, 2008 – Russia, North America •
Okumaella Yoshida, 2009 – Japan, Korea •
Paidiscura Archer, 1950 – Cape Verde, China, Japan, Korea,
Azerbaijan,
Georgia, Turkey, Europe, North Africa to Middle East •
Parasteatoda Archer, 1946 – Tunisia, Asia, Russia, Australia, New Guinea,
Solomon Islands •
Paratheridula Levi, 1957 – USA to Chile •
Pholcomma Thorell, 1869 – Japan, Caucasus, Iran, Turkey, Azores, North America, New Zealand,
Niue, Samoa, Argentina, Brazil, North Africa •
Phoroncidia Westwood, 1835 – Africa, Asia, Europe, Cuba, Jamaica, North America, Australia,
Fiji, New Caledonia, Papua New Guinea, New Zealand, Samoa, South America •
Phycosoma O. Pickard-Cambridge, 1880 – Africa, Madagascar, Seychelles, Asia, Russia, Jamaica, Panama, New Zealand, Galapagos. Introduced to Hawaii •
Phylloneta Archer, 1950 – Asia, Russia, Spain, United States, North Africa. Introduced to St. Helena •
Physcoa Thorell, 1895 – China •
Platnickina Koçak & Kemal, 2008 – Kenya, Cape Verde, Asia, Russia, North America •
Proboscidula Miller, 1970 – Angola,
Rwanda •
Propostira Simon, 1894 – India, Sri Lanka •
Pycnoepisinus Wunderlich, 2008 – Kenya •
Rhinocosmetus Vanuytven, Jocqué &
Deeleman-Reinhold, 2024 – Asia •
Rhinoliparus Vanuytven, Jocqué & Deeleman-Reinhold, 2024 – Southeast Asia, Australia, New Caledonia, Papua New Guinea •
Rhomphaea L. Koch, 1872 –
Mozambique, Seychelles, Tanzania, South Africa, St. Helena, Asia, Europe, St. Vincent, New Zealand,
French Polynesia, Samoa, Argentina, Brazil, Venezuela. Introduced to India •
Robertus O. Pickard-Cambridge, 1879 – Democratic Republic of the Congo, Asia, Europe, North America •
Ruborridion Wunderlich, 2011 – India, Spain •
Rugathodes Archer, 1950 –
Kazakhstan, Japan, Iran, Azores, Canary Islands, Madeira, Russia, North America. Introduced to Britain •
Sardinidion Wunderlich, 1995 – Georgia, Turkey, North Africa •
Selkirkiella Berland, 1924 – Argentina, Chile,
Falkland Islands •
Sesato Saaristo, 2006 – Seychelles •
Seycellesa Koçak & Kemal, 2008 – Seychelles •
Simitidion Wunderlich, 1992 – Tunisia, Kazakhstan, Western Asia, Canary Islands, Cyprus, Greece, Spain, North Africa. Introduced to Canada •
Spheropistha Yaginuma, 1957 – Eastern Asia, Australia •
Spinembolia Saaristo, 2006 – Seychelles, China, Indonesia •
Spintharus Hentz, 1850 – North America, Brazil, Saint Kitts •
Steatoda Sundevall, 1833 – Worldwide •
Stemmops O. Pickard-Cambridge, 1894 – Asia, North America, South America •
Stoda Saaristo, 2006 – Seychelles •
Styposis Simon, 1894 – Congo, Puerto Rico,
Nicaragua, Panama, United States, South America •
Takayus Yoshida, 2001 – China, Japan, Korea, Russia •
Tamanidion Wunderlich, 2011 – Malaysia •
Theonoe Simon, 1881 – Tanzania,
Austria,
Germany, Spain, North America •
Theridion Walckenaer, 1805 – Worldwide •
Theridula Emerton, 1882 – Kenya, Madagascar, Tunisia, China, Japan, Korea, Madeira, Spain, Guatemala, Panama, North America, Brazil,
Ecuador, Peru •
Thwaitesia O. Pickard-Cambridge, 1881 – Africa, China, Indonesia,
Myanmar, Vietnam, India, Sri Lanka, Trinidad, Australia, New Guinea, Brazil •
Thymoites Keyserling, 1884 – Tanzania, China, Japan, Korea, Indonesia, Vietnam, Russia, Scandinavia, North America, South America •
Tidarren Chamberlin &
Ivie, 1934 – Africa,
Yemen, Canary Islands, Spain. Introduced to Venezuela •
Tomoxena Simon, 1895 – Indonesia, India •
Troglotheridion Hu & Liu, 2025 – China •
Trust Sherwood, Marusik, Wilkins, P. Ashmole & M. Ashmole, 2024 – St. Helena •
Vigdisia Agnarsson,
Kuntner, Yu &
Gregorič, 2025 – Madagascar •
Wamba O. Pickard-Cambridge, 1896 – Panama, United States, Ecuador, Caribbean to Argentina •
Wirada Keyserling, 1886 – Mexico, South America •
Yoroa Baert, 1984 – Australia, New Guinea •
Yunohamella Yoshida, 2007 – China, Japan, Korea, Indonesia, Poland, Russia,
Estonia,
Finland •
Zercidium Benoit, 1977 – St. Helena About 35
extinct genera have also been placed in the family. The oldest known stem-group member of the family is
Cretotheridion from the
Cenomanian aged
Burmese amber of Myanmar. ==References==