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Home » Guide » Arthropods (Arthropoda) » Arachnids (Arachnida) » Spiders (Araneae) » True Spiders (Araneomorphae) » Entelegynes  » Cobweb Spiders (Theridiidae) » Steatoda

Genus Steatoda

Classification · Numbers · Size · Identification · Range · See Also · Print References · Internet References · Works Cited
'Puffy' Spider ID? - Steatoda bipunctata Steatoda triangulosa (triangulosa) - Steatoda triangulosa - female 6 Spotted Unknown Spider - Steatoda Steatoda borealis - male spider - Steatoda triangulosa Western Variation - Steatoda albomaculata The Queen - Steatoda grossa - female Steatoda
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Araneomorphae (True Spiders)
No Taxon (Entelegynes )
Family Theridiidae (Cobweb Spiders)
Genus Steatoda
Numbers
20 species in our region. (1)
19 species and one subspecies according to the World Spider Catalog. Changes in taxonomy may be the reason for this discrepancy. S. americana and pulchra have been moved to Asagena.
Size
Females: 2.5-11.0 mm; Males: 2.0-7.5 mm. (1)
Identification
Coloration purple-brown, often with white line around anterior of abdomen and other markings. Large colulus.
Range
alamosa
albomaculata - Southern Canada to central Mexico.
apacheana
atascadera
bipunctata
borealis
castanea (Canada)
erigoniformis (tropical)
grandis
grossa
hespera
mexicana
palomara
punctulata
quadrimaculata
transversa
triangulosa - Widespread in the United States.
variata
- variata china
washona
See Also
Asagena
Print References
"The Spider Genera Steatoda and Enoplognatha in America", Levi, Psyche, 1962.
Internet References
digitallibrary.amnh.org - PDF Article, The fulva group of the spider genus Steatoda (Araneae, Theridiidae).

~ biodiversitylibrary.org - PDF Article, Levi: Spider Genera Crustulina and Steatoda. (1957)
Works Cited
1.Spiders of North America: An Identification Manual
By D. Ubick, P. Paquin, P.E. Cushing and V. Roth (eds)
Contributed by john and jane balaban on 10 September, 2004 - 4:16pm
Additional contributions by Lynette, Jay Barnes, kschnei
Last updated 16 April, 2011 - 11:13am

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