Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Upcoming Events

Discussion, insects and people from the 2018 BugGuide Gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington


Species Rhomphaea projiciens

Argyrodes longissimus??? - Rhomphaea projiciens Distinctive Spider With Egg Sac - Rhomphaea projiciens - female Mom, Egg Sac, and Spiderlings - Rhomphaea projiciens - female Mom, Egg Sac, and Spiderlings - Rhomphaea projiciens - female Argyrodes projiciens, male - Rhomphaea projiciens - male Argyrodes projiciens, female - Rhomphaea projiciens - female Unid. Spider - Rhomphaea projiciens 1st SC Bugguide record - Rhomphaea projiciens - female
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 Rhomphaea
Species projiciens (Rhomphaea projiciens)
Synonyms and other taxonomic changes
transferred from Argyrodes projiciens
Voucher Specimens:
det. by Hank Guarisco (Adjunct Curator of Arachnids, Sternberg Museum of Natural History, Fort Hays State University)


According to Hank Guarisco, the spine at the apex of the abdomen is unique to this species. "Spiders of the Eastern United States"(1) mistakenly labels a picture of Rhomphaea projiciens as Rhomphaea fictilium (p. 105).
Texas & Florida(2), but specimens have been found in Georgia, as well, according to BugGuide submissions
Life Cycle
Click on these images to see photos of the life cycle:
Works Cited
1.Spiders of the Eastern US, A Photographic Guide
W. Mike Howell and Ronald L. Jenkins. 2004. pearson education.
2.American spiders of the genus Argyrodes (Araneae, Theridiidae)
Harriet Exline & Herbert W. Levi. 1962. Bulletin of the Museum of Comparative Zoology Harvard 127(2):75-204.