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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
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Order Isopoda - Isopods

Pillbugs - Armadillidium nasatum Woodlouse - Trachelipus rathkii Armadillidium nasatum ?? - Armadillidium nasatum Orange woodlouse - Armadillidium nasatum Leucistic?  - Armadillidium nasatum - female Porcellio laevis? - Porcellio laevis Ligidium elrodii? Adorable baby Cubaris - Cubaris murina
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Crustacea (Crustaceans)
Class Malacostraca (Malacostracans)
Superorder Peracarida (Peracarida (Amphipods and Isopods))
Order Isopoda (Isopods)
Other Common Names
cressbug, pillbug, sowbug, woodlouse, rock slater, roly-poly
Numbers
>10,200 spp. worldwide(1)
Size
2 to >300 mm (Bathynomus, a deep sea genus)
Identification
key to OH spp. in(2)
Range
Worldwide, from the deep sea to terrestrial habitats.
Remarks
Pillbugs and sowbugs, being crustaceans, breathe by means of gills. This is why they need moisture, but they will drown if submerged
Internet References
Coastal Isopods of California (Brusca et al. 2001)
Taxon profile (Brusca 1997)