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


Order Polyzoniida

Polyzoniid Millipede - Petaserpes cryptocephalus Polyzoniid Millipede - Petaserpes cryptocephalus Yellowish millipede - Petaserpes cryptocephalus Eldorado Polyzoniidan - Bdellozonium Platydesmid? - Octoglena anura Unknown Millipede - Rhinotus purpureus Polyzoniid millipede - Octoglena Polyzoniid Millipede - Petaserpes
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Myriapoda (Myriapods)
Class Diplopoda (Millipedes)
Order Polyzoniida
Synonyms and other taxonomic changes
Ommatophora Brandt, 1840
Orthozonia Verhoeff, 1840
3 Families
2 families native to North America, Siphonotidae introduced. (1)
Leech-shaped body: back domed or arched, ventral side flat. Small, cone-shaped head. Few ocelli. Dorsal groove absent. Paranota absent.
Similar to Platydesmida (flat with tiny heads and from 30 to 192 body rings) but are smooth and lack the dorsal groove. The usual color is cream. (2)
In North America: British Columbia to southern Sierra Nevada and central California coast; Quebec to southern Georgia. (1)
Moist soil and leaf litter.
Various plant materials.
Works Cited
1.Centipedes and Millipedes, with an Emphasis on North American Fauna
Rowland M. Shelley. 1999. Emporia State University.
2.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.