This crustacean is known from the Mediterranean and eastern Atlantic.
In the single examined egg-carrying female holotype, the front sides of the first thoracic segment project forward, forming a collar-like shape.
It has been recorded in the mouth of the fish Pagellus erythrinus.
In the single examined egg-carrying female holotype, the tail plate is as wide as, or wider than, the preceding abdomen.
In the single examined egg-carrying female holotype, the seventh leg has a large bulbous swelling on the merus.
An extinction-risk assessment has not been added yet.