Spiroctenus coeruleus

Pietermaritzburg Spiroctenus Trapdoor Spider
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Chelicerata
Class: Arachnida
Order: Araneae
Infraorder: Mygalomorphae
Family: Bemmeridae
Genus: Spiroctenus
Species:
S. coeruleus
Binomial name
Spiroctenus coeruleus
Lawrence, 1952

Spiroctenus coeruleus is a species of spider in the family Bemmeridae. It is endemic to KwaZulu-Natal province of South Africa.[1]

Distribution

Spiroctenus coeruleus has been recorded from Pietermaritzburg and Ndumo Game Reserve.[2]

Habitat

The species inhabits the Savanna Biome as a ground-dwelling burrow constructor.[2]

Description

Only males of Spiroctenus coeruleus are known to science.[3] The cephalothorax and appendages appear slate blue due to a fine coating of powdery substance. The opisthosoma is pale brown above with small symmetrical darker markings, and yellow-brown below. The total length is 15 millimeters.[3]

Conservation

The species is listed as Data Deficient for taxonomic reasons, as females remain unknown and the full species range requires further study.[2]

References

  1. ^ "Spiroctenus coeruleus Lawrence, 1952". World Spider Catalog. Retrieved 19 September 2025.
  2. ^ a b c Dippenaar-Schoeman, A.S.; Haddad, C.R.; Foord, S.H.; Lotz, L.N. (2021). The Bemmeridae of South Africa. Version 1. South African National Survey of Arachnida Photo Identification Guide. Irene. pp. 1–41. doi:10.5281/zenodo.7810486. This article incorporates text available under the CC BY 4.0 license.
  3. ^ a b Lawrence, R.F. (1952). "New spiders from the eastern half of South Africa". Annals of the Natal Museum. 12: 183–226.