Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Family Antrodiaetidae - Folding-door Spiders

Unknown Spider - Antrodiaetus Antrodiaetus unicolor - male Antrodiaetus riversi - Atypoides riversi Adult female - Antrodiaetus pacificus - female Adult male with silk retreat? - Antrodiaetus pacificus - male male Antrodiaetus pugnax - Antrodiaetus pugnax - male
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Mygalomorphae (Mygalomorphs)
Family Antrodiaetidae (Folding-door Spiders)
Size
1-3 cm
Range
Gulf of Mexico to Alaska. (1)
Remarks
Members of the genus Antrodiaetus are subterranean tube dwellers, closing the silken tube entrance by drawing in the rim (1).


The California Turrett spider, Antrodiaetus riversi builds a silken turrett which remains open.



Members of the genus Aliatypus are trapdoor spiders.
Print References
Coyle, F. A. (1971). Systematics and natural history of the mygalomorph spider genus Antrodiaetus and related genera (Araneae: Antrodiaetidae). Bulletin of the Museum of Comparative Zoology at Harvard College 141: 269-402.
Internet References
Works Cited
1.Spiders and Their Kin: A Golden Guide from St. Martin's Press
Herbert W. Levi, Lorna R. Levi, Nicholas Strekalovsky. 2001. St. Martin's Press.