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

Calendar
Upcoming Events

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

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington

TaxonomyBrowse
Info
ImagesLinksBooksData

Species Trachelipus rathkii

Woodlice - Trachelipus rathkii sowbug - Trachelipus rathkii Isopod - Trachelipus rathkii woodlouse - Trachelipus rathkii Found in leaves - Trachelipus rathkii 245519 Woodlouse - Trachelipus rathkii P. scaber? - Trachelipus rathkii Oniscidea - Trachelipus rathkii
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Crustacea (Crustaceans)
Class Malacostraca (Malacostracans)
Superorder Peracarida (Peracarida (Amphipods and Isopods))
Order Isopoda (Isopods)
Suborder Oniscidea (Woodlice)
Infraorder Holoverticata
No Taxon (Orthogonopoda)
No Taxon (Crinocheta)
Family Trachelipodidae
Genus Trachelipus
Species rathkii (Trachelipus rathkii)
Synonyms and other taxonomic changes
=rathkei (misspelling)
Identification
Identification information per Ferenc Vilisics's comments:
flagellum 2-segmented
no apiculate protrusion, but a moderate frontal lobe on the head (middle lobe pointed in P. scaber)
row of white patches on the margin of tergites on both sides and a dark stripe on the back
5 pairs of lungs (white patches on ventral side of abdomen) -- vs only 2 well developed lungs in Porcellionidae
Range
native to Central Europe, adventive in NA and now widespread in the eastern half of the continent from NF to MD & SD(1)(2)(3)
Works Cited
1.Checklist of the terrestrial isopods of the New World (Crustacea, Isopoda, Oniscidea)
Leistikow A., Wägele J.W. 1999. Rev. Bras. Zool. 16: 1-72.
2.The terrestrial isopods of Nebraska (Crustacea: Isopoda)
W.F. Rapp. 2001. Transactions of the Nebraska Academy of Sciences 27.
3.Wright J. (1997) Pillbugs