This crustacean is known from the Strait of Georgia, Canada, to Mexico.
Adults have eyes.
It is known as a bottom-dwelling species on the continental shelf, slope and in submarine canyons.
In adults, the upper surface of the tail plate has three raised lengthwise ridges.
In adults, the outer uropod branches curve upward and over the base of the tail plate.
An extinction-risk assessment has not been added yet.