Ariadna similis

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Phylum:Arthropoda
Subphylum:Chelicerata
Class:Arachnida
Order:Araneae
Mafikeng Tube-Web Spider
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Chelicerata
Class: Arachnida
Order: Araneae
Infraorder: Araneomorphae
Family: Segestriidae
Genus: Ariadna
Species:
A. similis
Binomial name
Ariadna similis

Ariadna similis is a species of spider in the family Segestriidae.[2] It is endemic to the North West province of South Africa and is commonly known as the Mafikeng tube-web spider.[3]

Ariadna similis is known only from the type locality Mafikeng in the North West province, at an altitude of 1,289 m above sea level.[3]

Habitat and ecology

The species inhabits the Savanna biome and constructs tube signal-webs made in crevices of walls, rocks, fallen tree trunks, or bark of trees.[3]

Description

The species resembles A. bilineata but is larger and darker in colour. Females have a reddish-yellow to dark reddish-brown carapace, darker anteriorly, with a hairy surface usually finely veined with black. Chelicerae are yellowish-red to black.[3]

The abdomen has a fine, pale line running from end to end down the middle. Legs are faintly or strongly infuscated, with the anterior pairs darker than the posterior ones. Total length is 11.5 mm.[3]

Conservation

Taxonomy

References

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