Heteroonops spinimanus
(Simon, 1892)
Heteroonops spinimanus is a small spider in the Oonopidae (dwarf goblin spiders), first described by Eugène Simon in 1892. The has a notably broad distribution, having been recorded across the Americas and subsequently introduced to multiple regions worldwide including Europe, Africa, and the Pacific. Its wide geographic spread suggests human-mediated , though specific transport mechanisms remain undocumented. As a member of Oonopidae, it belongs to one of the most species-rich spider families, characterized by minute body size and simplified arrangements.
Pronunciation
How to pronounce Heteroonops spinimanus: /hɛtɛroʊˈɒnɒps ˌspɪnɪˈmænəs/
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Distribution
Native range: Bermuda, North America to South America, and Caribbean. Introduced established in Macaronesia (Azores, Madeira, Canary Islands), Netherlands, Germany, Czechia, Seychelles, Madagascar, Australia, and Pacific Islands. In South America, recorded from Bahia (BR-BA), Rio Grande do Sul (BR-RS), and São Paulo (BR-SP) states of Brazil.
More Details
Taxonomic note
Authority year varies between sources: GBIF and Catalogue of Life cite (Simon, 1892), while NCBI lists (Simon, 1891). The 1892 date is generally accepted for the original description.
Invasion biology
The exhibits a classic tramp spider distribution pattern, with established across multiple continents and oceanic islands. This pattern is characteristic of spiders that spread via human commerce, though specific introduction and dates are not documented in available literature.