Found in the garden at the front of my house just before winter.
Under log in yard.
Small invert living under a log, hard gray exoskeleton
Oniscus asellus. Rock Creek Park, Washington, DC, USA.
Flatter than its relative the Pillbug, it is unable to roll up. Slightly different markings on exoskeleton as well.
Oniscidae is a family of woodlice, including the common woodlouse Oniscus asellus. Six genera are certainly placed in the family (Oniscus, Oroniscus, Phalloniscus, Rabdoniscus, Rodoniscus and Sardoniscus), with eight others included by some sources (Cerberoides, Diacara, Exalloniscus, Hanoniscus, Hiatoniscus, Hora, Krantzia and Tasmanoniscus).