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

Order Platydesmida

Brachycybe lecontii -- Gathering_2008 - Brachycybe lecontii Brachycybe rosea in Nevada City, California - Brachycybe Millipede - Brachycybe Bracycybe producta, Sacramento - Brachycybe producta Brachycybe rosea? - Brachycybe rosea Ischnocybe plicata Brachycybe Brachycybe
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Myriapoda (Myriapods)
Class Diplopoda (Millipedes)
Order Platydesmida
Explanation of Names
Platydesmida Cook 1895
Numbers
About a dozen species in our area, all in Andrognathidae; close to 70 spp. in 14 genera of 2 families total(1)
Size
Up to 60 mm
Identification
Body flat with tiny heads and 30‒192 body rings. Eyes absent. Paranota always present. In males the 9th and 10th pairs of legs modified as gonopods. Body usually pink. The rough dorsum with a narrow groove.(2)
Range
in our area: s.WV & c.KY to s.AL, LA, and w.AR; ID; n. CA
See Also
Polyzoniida lack paranota and dorsal groove, and are more round than flat.
Works Cited
1.Sierwald P., Spelda J. (2023) MilliBase
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.