[1] Major characteristics include a soft leathery abdomen, a wide carapace narrowing at the anterior end much like a trapezoid, similar shaped chelae, and coloration ranging from a clouded green to reddish sometimes with banding along the legs.

The odd structure of the chelae which are spoon-like in nature and are largely covered in setae.

[3] The scaled crab is found in waters ranging from Pribilof Islands to Puget Sound.

[3] In most instances it is found at depths of up to 110 metres (360 ft), but may also inhabit shallow intertidal areas.

[5] Diet of the scaled crab is known to include brittle stars as they have been witnessed feeding on the echinoderms.