Steatoda erigoniformis is a species of cobweb spider in the family Theridiidae. It is found in a range from the East Mediterranean to the Near East, Caucasus, China, Korea, Japan, and has been introduced into the Caribbean.[2]
In South Africa, the species has been recorded from six provinces at altitudes ranging from 53 to 2,985 m.[3]
Habitat and ecology
Steatoda erigoniformis constructs three-dimensional webs in dark places.[3]
In South Africa, the species was especially abundant in crops such as cotton, maize, and tomato fields. It has been sampled from the Grassland, Nama Karoo, and Savanna biomes.[3]
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Conservation
Steatoda erigoniformis is listed as Least Concern due to its wide geographical range. The species is protected in Ophathe Game Reserve and Ndumo Game Reserve.[3]
Taxonomy
Steatoda erigoniformis was described by O. Pickard-Cambridge in 1872 as Theridion erigoniforme.[1] The species has been introduced to several countries. Several species have been synonymized with S. erigoniformis, including Steatoda septemmaculata, S. signata, and Euryopis albomaculata.[2] The species has not been revised.[3]
References
1 2 Pickard-Cambridge, O. (1872). "General list of the spiders of Palestine and Syria, with descriptions of numerous new species, and characters of two new genera". Proceedings of the Zoological Society of London. 40 (1): 212–354. doi:10.1111/j.1469-7998.1872.tb00489.x.
1 2 3 4 5 Dippenaar-Schoeman, A.S.; Haddad, C.R.; Foord, S.H.; Lotz, L.N. (2021). The Theridiidae of South Africa. Part 2 [R-T]. Version 1. South African National Survey of Arachnida Photo Identification Guide. p.17. doi:10.5281/zenodo.7515998.This article incorporates text available under the CC BY 4.0 license.
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