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

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

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 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

Previous events


Species Antrodiaetus unicolor

Antrodiaetus unicolor - male Antrodiaetus unicolor - male Folding-door Spider - Antrodiaetus unicolor unknown spider - Antrodiaetus unicolor Antrodiaetus  - Antrodiaetus unicolor Spider - Antrodiaetus unicolor - male Mygal near Clingman's Dome - Antrodiaetus unicolor Spider - Antrodiaetus unicolor - male
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Mygalomorphae (Mygalomorphs)
Family Antrodiaetidae (Folding-door Spiders)
Genus Antrodiaetus
Species unicolor (Antrodiaetus unicolor)
A very detailed treatment of Antrodiaetus bicolor appears on pp. 271-284 of Coyle(1971). Of particular interest, this species is a larval host for the rare dipteran parasitoid Eulonchus marialiciae.
Print References
Coyle, F. A. (1971). Systematics and natural history of the mygalomorph spider genus Antrodiaetus and related genera (Araneae: Antrodiaetidae). Bull. Mus. Comp. Zool. 141: 269-402. (Full Text)
Hendrixson, B. E. & Bond, J. E. (2005). Two sympatric species of Antrodiaetus from southwestern North Carolina (Araneae, Mygalomorphae, Antrodiaetidae). Zootaxa 872: 1-19.
Hendrixson, BE and JE Bond. 2005. Testing species boundaries in the Antrodiaetus unicolor species complex (Araneae: Mygalomorphae: Antrodiaetidae): Paraphyly and cryptic diversity. Molecular Phylogenetics and Evolution 36: 405-416.