This crustacean is known from southern California, USA.
In adults, the body, except the head, is covered with large spines that appear jointed.
It is known from the benthos of the continental slope and submarine canyons.
In adults with intact uropods, they are very long, with the basal segments and branches each about as long as the tail plate is wide.
Adults have eyes.
An extinction-risk assessment has not been added yet.