Species Steatoda grossa - False Black Widow

Classification · Synonyms and other taxonomic changes · Identification · Remarks · Internet References

three triangles on a spider - Steatoda grossa

Is this a widow? - Steatoda grossa - female

False Black Widow - Steatoda grossa - female - Steatoda grossa - female

65 days old (supposed female) - Steatoda grossa

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

Species grossa (False Black Widow)

Synonyms and other taxonomic changes

Teutana grossa

Identification

Some diagnostic drawings:

General habitus

Male palp:

Female epigyne:

Remarks

The bite of this spider can produce symptoms that are similar, but much less severe than those of a black widow bite. In some cases blistering may form at the site of the bite along with physical discomfort that lasts for several days.

Internet References

Auburn.edu - range.

Species Information

Contributed by john and jane balaban on 10 September, 2004 - 5:30pm
Additional contributions by Lynette, Jay Barnes, Chris Wirth, kschnei, jsloan
Last updated 5 February, 2010 - 7:56pm

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