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Species Parasteatoda tepidariorum - Common House Spider

House&Cellar Spider - Parasteatoda tepidariorum Common House Spider - Parasteatoda tepidariorum Momma and babies - Parasteatoda tepidariorum Parasteatoda tepidariorum - female Small spider - Parasteatoda tepidariorum - male Small Cobweb Spider - Parasteatoda tepidariorum Parasteatoda? - Parasteatoda tepidariorum Common House Spider With Egg Sacs - Parasteatoda tepidariorum - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Araneomorphae (True Spiders)
No Taxon (Entelegynae)
Family Theridiidae (Cobweb Spiders)
Genus Parasteatoda
Species tepidariorum (Common House Spider)
Synonyms and other taxonomic changes
Formerly placed in Achaearanea.
Identification

The egg sacs (above) are completely diagnostic of tepidariorum.
Range
Found throughout the world but is less common in the center of the continent.(1)
Season
Adults are year round in the South. Adults may live more than a year. (1)
Remarks
The egg cases are tan and teardrop shaped. Some females have be found with up to 4 egg cases. Once emerged, the young remain in a tight cluster for some time before dispersal. (1)
Works Cited
1.Common Spiders of North America
Richard A. Bradley . 2012. University of California Press .