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

National Moth Week photos of insects and people. Here's how to add your images.

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

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


Family Atopetholidae

black millipede desert millipede - Onychelus obustus ID please Atopetholidae with white and gold bands ID for a millipede? Unusual millipede Large millipede Large millipede
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Myriapoda (Myriapods)
Class Diplopoda (Millipedes)
Order Spirobolida
Family Atopetholidae
21-70 mm long, 2-6 mm wide
Collum and margin of second pleurotergite end at the same level, margin of collum angles caudad to the caudolateral corner; second ring not produced below the corners of the collum
Western and southwestern US: California, Nevada, Utah, New Mexico, Arizona, Texas
Known to stay underground for long periods of time, not coming to the surface until after rains
Print References
Shelley, R.M. & Hoffman, R. L. 1995. Anelus richardsoni (Pocock), a Gulf coastal milliped of the United States and Mexico (Spirobolida: Allopocockiidae). Myriapodologica. 3(12): 107-114.