Diores bivattatus

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Stellenbosch Igloo spider
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Chelicerata
Class: Arachnida
Order: Araneae
Infraorder: Araneomorphae
Family: Zodariidae
Genus: Diores
Species:
D. bivattatus
Binomial name
Diores bivattatus
Simon, 1893 [1]

Diores bivattatus is a species of spider in the family Zodariidae and the type species of the genus Diores . [2] It is endemic to the Western Cape province of South Africa and is commonly known as the Stellenbosch Igloo spider. [3]

Contents

Distribution

Diores bivattatus is known only from the type locality of Stellenbosch in the Western Cape. [3]

Habitat

The species inhabits the Fynbos biome at approximately 103 metres above sea level. [3]

Description

Only the female of Diores bivattatus is known, with a total length of 4.92 mm. The carapace and chelicerae are yellowish-orange, while the sternum and legs are pale yellow. The opisthosoma is pale with two longitudinal black bands on the dorsum, with the remainder being pale in coloration. [4]

Ecology

Diores bivattatus are free-living ground-dwellers that construct igloo-shaped retreats, characteristic behavior of the genus Diores. [3]

Conservation

The species is listed as Data Deficient due to lack of data and taxonomic reasons. It is known only from the type locality, the male remains unknown, and its conservation status is unclear. Additional sampling is needed to collect males and determine the species' range. [3]

References

  1. Simon, E. (1893). Histoire naturelle des araignées. Deuxième édition, tome premier. Paris: Roret. pp. 257–488.
  2. "Diores bivattatus Simon, 1893". World Spider Catalog. Retrieved 20 September 2025.
  3. 1 2 3 4 5 Dippenaar-Schoeman, A.S.; Jocqué, R.; Haddad, C.R.; Foord, S.H.; Lotz, L.N. (2024). The Zodariidae of South Africa. Part 1 (A-D) version 1. South African National Survey of Arachnida Photo Identification Guide. p. 60. doi:10.5281/zenodo.14404920 . Retrieved 20 September 2025. Creative Commons by small.svg  This article incorporates text available under the CC BY 4.0 license.
  4. Jocqué, R. (1990). "A revision of the Afrotropical genus Diores (Araneae, Zodariidae)". Annales, Musée Royal de l'Afrique Centrale, Sciences zoologiques. 260: 1–81.