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BugGuide is a National Moth Week Partner. How to add your National Moth Week 2021 photos. July 17-25.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

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TaxonomyBrowseInfoImagesLinks
Books
Data

Family Theridiidae - Cobweb Spiders

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A large European combfoot spider, Steatoda nobilis (Thorell 1875) (Araneae: Theridiidae), newly established in Ventura County
By Richard Vetter & Michael Rust
The Pan-Pacific Entomologist 88(1): 92-97, 2012
Note that the title was cut off, it should say "California" at the end. PDF versions of Pan-Pacific Entomologist publications from 2007 forward are available through BioOne.org, but you have to log in via your institution/library. If you need this paper for personal use, I'm sure the authors would share a copy, or you can email me as well.

The theridiid spider Steatoda nobilis (Thorell, 1875) in Britain
By R. Snazell & D. Jones
Bulletin of the British Arachnological Society 9(5): 164-167, 1993
All BAS papers are available online to subscribers — http://wiki.britishspiders.org.uk/

Spiders of the genus Dipoena from America north of Mexico (Araneae, Theridiidae)
By H.W. Levi
American Museum Novitates, No. 1647, 1-39, 1953
Available online here.

A NEW CHROSIOTHES SPIDER FROM WEST VIRGINIA
By William H . Piel
The Journal of Arachnology, 1994
22:181—184
Link to paper here (PDF warning): http://www.americanarachnology.org/joa_free/joa_v22_n3/joa_v22_p181.pdf

A new and first troglobitic spider from Arizona (Thymoites, Theridiidae)
By Vincent D. Roth
Texas Mem. Mus., Speleol. Monogr., 3: 123-126., 1992
Full Text

Describes what is apparently the only troglobitic member of Theridiidae - Thymoites minero.

The spider genus Thymoites in America (Araneae: Theridiidae)
By Herbert W. Levi
Bulletin of the Museum of Comparative Zoology, Harvard 130: 445-471, 1964
Full Text (at Biodiversity Heritage Library)

Comparative Biology of American Black Widow Spiders
By B. J. Kaston
San Diego Soc. Nat. Hist. Trans. 16(3): 33-82, 1970
PDF with detailed descriptions, drawings & a few photos.

Link to http://archive.org.

Evidence for displacement of a North American spider, Steatoda borealis by the European species S. bipunctata
By Martin Nyffeler, C. D. Dondale, J. H. Redner
Canadian Journal of Zoology, 1986
Abstract can be read here.

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