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

Species Trachelipus rathkii

Sow Bug(Oniscidae) - Trachelipus rathkii Woodlice - Trachelipus rathkii Woodlice - Trachelipus rathkii Trachelipus rathkii 01 - Trachelipus rathkii Woodlouse - Trachelipus rathkii Woodlouse - Trachelipus rathkii sowbug - Trachelipus rathkii Isopod - Trachelipus rathkii
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Crustacea (Crustaceans)
Class Malacostraca (Malacostracans)
Superorder Peracarida
Order Isopoda (Isopods)
Suborder Oniscidea (Woodlice)
Family Trachelipodidae
Genus Trachelipus
Species rathkii (Trachelipus rathkii)
Identification
Identification information extracted from various posts left by Ferenc Vilisics under images of T. rathki:
- flagellum of antenna has 2 segments,
- no apiculate protrusion, but a moderate frontal lobe on the head; P. scaber has pointed middle lobe,
- 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); P. scaber, and other species of family Porcellionidae, have only 2 well developed lungs.