Xysticus mulleri

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Muller's Xysticus Ground Crab Spider
Xysticus mulleri 298621972 537922526.jpg
juvenile male
Xysticus mulleri 298621972 537922765.jpg
juvenile male
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Chelicerata
Class: Arachnida
Order: Araneae
Infraorder: Araneomorphae
Family: Thomisidae
Genus: Xysticus
Species:
X. mulleri
Binomial name
Xysticus mulleri
Lawrence, 1952 [1]

Xysticus mulleri is a species of spider in the family Thomisidae. [2] It occurs in Lesotho, Eswatini, and South Africa, and is commonly known as Muller's Xysticus ground crab spider. [3]

Contents

Distribution

Xysticus mulleri occurs across three southern African countries: Lesotho, Swaziland (now Eswatini), and South Africa. In South Africa, the species is distributed across six provinces: Eastern Cape, Limpopo, KwaZulu-Natal, Mpumalanga, Northern Cape, and North West. The species occurs at altitudes ranging from 279 to 2,985 m above sea level. [3]

Notable South African locations include Resolution farm in Albany District, Fort Fordyce Nature Reserve, Springbok Flats, Lephahlale, Newcastle, Sani Pass, Verloren Vallei Nature Reserve, Steenkampsberg, Tswalu Kalahari Reserve, and Kgaswane Mountain Reserve. [3]

Habitat and ecology

Xysticus mulleri are ground dwellers that inhabit Grassland, Savanna, and Thicket biomes. [3]

Conservation

Xysticus mulleri is listed as Least Concern by the South African National Biodiversity Institute due to its wide geographical range. The species is protected in four protected areas, Fort Fordyce Nature Reserve, Verloren Vallei Nature Reserve, Tswalu Kalahari Reserve, and Kgaswane Mountain Reserve. [3]

Description

Taxonomy

The species was originally described by Lawrence in 1952 from Newcastle in KwaZulu-Natal. African species of Xysticus have not been revised. The species is known only from the female, and more sampling is needed to collect the male. [3]

References

  1. Lawrence, R.F. (1952). "New spiders from the eastern half of South Africa". Annals of the Natal Museum. 12: 183–226.
  2. "Xysticus mulleri Lawrence, 1952". World Spider Catalog. Retrieved 2025-09-26.
  3. 1 2 3 4 5 6 Dippenaar-Schoeman, A.S.; Haddad, C.R.; Foord, S.H.; Lotz, L.N. (2020). South African National Survey of Arachnida Photo Identification Guide: Thomisidae (part 4). 1. p. 8. Creative Commons by small.svg  This article incorporates text available under the CC BY 4.0 license.