''Anelosimus terraincognita'' is a species of spider discovered in the collection of the Rijksmuseum van Natuurlijke Historie, with no associated information as to its collector or location of discovery. Males have a corkscrew-shaped embolus, which is a characteristic unique to Australasian species within the genus ''Anelosimus''. It is known only from the holotype specimen, which has a total length of . It is named for the cartographic Latin phrase '' terra incognita'', meaning unknown land.

References

Theridiidae Spiders described in 2012 {{Theridiidae-stub