Ariadna umtalica

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

Ariadna umtalica is a southern African species of spider in the family Segestriidae.[2] It is commonly known as the Zimbabwe tube-web spider.[3]

Ariadna umtalica was originally described from Zimbabwe and is also recorded from Botswana and South Africa.[2] In South Africa, it is known only from the Northern Cape and Gauteng provinces.[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. Males have been found under stones.[3]

Description

Females have a dark brown carapace with the ocular area black. Chelicerae are reddish-black. The abdomen is pallid, suffused with purplish. Legs are infuscated as in dark specimens of A. bilineata, with the two posterior pairs reddish-ochraceous and the anterior tibia and metatarsus blackish-red. The sternum and labium are brown, with the labium paler at apex. Total length is 12 mm.[3]

Conservation

Taxonomy

References

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