Gnorimosphaeroma oregonensis

Gnorimosphaeroma oregonense, the Oregon pill bug, is a small intertidal isopod crustacean. It is an oval-shaped organism roughly 6 mm in length, and about twice as long as it is wide. The primary habitat of G. oregonense is the mid-Californian to Alaskan coast, where it inhabits tidal pools and the intertidal region up to depths of 24 m.