Migidae, also known as tree trapdoor spiders, is a family of

spider Spiders (order (biology), order Araneae) are air-breathing arthropods that have eight limbs, chelicerae with fangs generally able to inject venom, and spinnerets that extrude spider silk, silk. They are the largest order of arachnids and ran ...

s with about 100 species in eleven genera. They are small to large spiders with little to no hair and build burrows with a trapdoor. Some species live in

tree fern Tree ferns are arborescent (tree-like) ferns that grow with a trunk (botany), trunk elevating the fronds above ground level, making them trees. Many extant tree ferns are members of the order Cyatheales, to which belong the families Cyatheaceae ( ...

stems. They have a

Gondwana Gondwana ( ; ) was a large landmass, sometimes referred to as a supercontinent. The remnants of Gondwana make up around two-thirds of today's continental area, including South America, Africa, Antarctica, Australia (continent), Australia, Zea ...

n distribution, found almost exclusively on the Southern Hemisphere, occurring in

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a considerably smaller portion in the Northern Hemisphere. It can also be described as the southern Subregion#Americas, subregion o ...

Africa Africa is the world's second-largest and second-most populous continent after Asia. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 20% of Earth's land area and 6% of its total surfac ...

Madagascar Madagascar, officially the Republic of Madagascar, is an island country that includes the island of Madagascar and numerous smaller peripheral islands. Lying off the southeastern coast of Africa, it is the world's List of islands by area, f ...

Australia Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...

New Zealand New Zealand () is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and List of islands of New Zealand, over 600 smaller islands. It is the List of isla ...

and

New Caledonia New Caledonia ( ; ) is a group of islands in the southwest Pacific Ocean, southwest of Vanuatu and east of Australia. Located from Metropolitan France, it forms a Overseas France#Sui generis collectivity, ''sui generis'' collectivity of t ...

Genera

, the

World Spider Catalog The World Spider Catalog (WSC) is an online searchable database concerned with spider taxonomy. It aims to list all accepted families, genera and species, as well as provide access to the related taxonomic literature. The WSC began as a series of ...

accepts the following genera: *''

Bertmainius ''Bertmainius'' is a genus of spiders in the family Migidae. It was first described in 2015 by Mark Harvey (arachnologist), Mark Harvey, Barbara York Main, Michael Gordon Rix, Michael Rix and Steven Cooper. , it contains 7 species, all from West ...

'' Harvey, Main, Rix & Cooper, 2015 — Australia *'' Calathotarsus'' Simon, 1903 — Chile, Argentina *'' Goloboffia'' Griswold & Ledford, 2001 — Chile *'' Heteromigas'' Hogg, 1902 — Australia *'' Mallecomigas'' Goloboff & Platnick, 1987 — Chile *'' Micromesomma'' Pocock, 1895 — Madagascar *''

Migas Migas (, ) ("crumbs" in English language, English) is a dish traditionally made from stale bread and other ingredients in Spanish cuisine, Spanish and Portuguese cuisines. Originally introduced by shepherds, migas are very popular across the Ibe ...

'' L. Koch, 1873 — New Zealand, Australia *'' Moggridgea'' O. Pickard-Cambridge, 1875 — Africa, Australia, Yemen *'' Paramigas'' Pocock, 1895 — Madagascar *'' Poecilomigas'' Simon, 1903 — South Africa, Tanzania *'' Thyropoeus'' Pocock, 1895 — Madagascar

References

* Zapfe, H. (1961). La Familia Migidae en Chile. Invest. Zool. Chil. 7: 151-157

External links

Migidae
{{Taxonbar, from=Q10639 Mygalomorphae families