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

Order Chordeumatida


Studies in the milliped order Chordeumida (Diplopoda): A revision of the family Cleidogonidae
By Shear, W. A.
Bulletin of The Museum of Comparative Zoology, 1972
Available online from the Biodiversity Heritage Library.

The milliped family Conotylidae in North America, with a description of the new family Adritylidae (Diplopoda: Chordeumida)
By Shear, W. A.
Bulletin of The Museum of Comparative Zoology, 1971
Available online from the Biodiversity Heritage Library.

The milliped genus Underwoodia (Chordeumatida: Caseyidae)
By Shelley R.M.
Can. J. Zool. 71: 168‒176, 1993

Corypus kavanaughi, n. sp., a large-bodied chordeumatoid milliped from Idaho, with a review of the genus (Conotylidae)
By Rowland M. Shelley
Myriapodologica 4(14): 121-125, 1997

The chemical defenses of millipedes (Diplopoda): Biochemistry, physiology and ecology
By Shear W.A.
Biochem. Syst. Ecol. 61: 78‒117, 2015

Practical keys to the orders and families of millipedes of the Neotropical region (Myriapoda: Diplopoda)
By Hoffman R.L., Golovatch S.I., Adis J.U., Wellington de Morais J.
Amazoniana 14: 1‒35, 1996

A checklist of the millipeds of Mexico and Central America
By Loomis H.F.
Bull. USNM 266: 1‒137, 1968

Millipedes of Ohio field guide
By Derek Hennen and Jeff Brown
Ohio Division of Wildlife, 2021
The Ohio Division of Wildlife publishes small field guide booklets on the various flora and fauna of the state. These booklets are aimed at a general audience, with a focus on identifying species based on photos. They include distribution and identification information of Ohio species, and are available for free from the Ohio Department of Natural Resources website. The Millipedes of Ohio field guide can be downloaded directly from [ur