This crustacean is known from southern California, USA, and Mexico.
In adults, the thorax is at least twice as wide as the abdomen.
In the Eastern Pacific, it parasitizes barspot cardinalfish and Panamic fanged blenny.
In adults, legs four to seven are prehensile, with strongly curved claws.
In adults, the abdominal appendages and uropods are not setose.
An extinction-risk assessment has not been added yet.