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

Species Porcellio scaber - Common Rough Woodlouse

Sowbug - Porcellio scaber rough wood louse - Porcellio scaber segmented crawler - Porcellio scaber Isopod - Porcellio scaber Isopod - Porcellio scaber Woodlouse - Porcellio scaber Isopod - Porcellio scaber heavily mottled isopod - Porcellio scaber
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Crustacea (Crustaceans)
Class Malacostraca (Malacostracans)
Superorder Peracarida (Marsupial Crustaceans)
Order Isopoda (Isopods)
No Taxon (Scutocoxifera)
Suborder Oniscidea (Woodlice)
Infraorder Holoverticata
No Taxon (Orthogonopoda)
No Taxon (Crinocheta)
Family Porcellionidae
Genus Porcellio
Species scaber (Common Rough Woodlouse)
Synonyms and other taxonomic changes
Oniscus granulatus
Explanation of Names
Porcellio scaber Latreille, 1804
Identification
The rough surface and the the dark color distinguish it from Oniscus asellus, as does the apiculate middle lobe on the head. [from comment by Ferenc Vilisics]
Densely covered with tubercles. Usually dark grey, sometimes quite red or variegated with yellow. Albinos have been reported.
Range
Originally from Europe Global Invasive Species Database
Cosmopolitan according to Discover Life
Habitat
planted forests, urban areas
Food
detritus