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



Species Theridion murarium

Argh!!! Just can't find this little booger!! - Theridion murarium Theridion murarium - male Theridion murarium - male Theridion murarium - male T. murarium female - Theridion murarium - female Theridion murarium - male Theridion murarium - male Theridion murarium - 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 Theridion
Species murarium (Theridion murarium)
Synonyms and other taxonomic changes
Theridion murarium Emerton, 1882
Explanation of Names
Author of the name: Emerton. Year first published: 1882.
Epigynum two circular shapes separated by two and one-half diameters. (Levi, 1957a)
Widespread throughout southern Canada and USA; most common in eastern United States. (Levi, 1957a)
See Also
T. glaucescens is easily confused with two very similar theridiid species common to the eastern U.S.: T. differens and T. murarium.(1)
Works Cited
1.Spiders of the Eastern US, A Photographic Guide
W. Mike Howell and Ronald L. Jenkins. 2004. pearson education.