This crustacean is known from California, USA, and Singapore.
In adults, the front side corners of the head are rounded, with a prominent rounded lobe between the antennae.
It lives on the wood-boring isopod Sphaeroma quoianum or in its burrows.
In adults, the body is widest around the sixth thoracic segment.
In adults, the eyes lie on the upper sides of the head without reaching its lateral margins.
An extinction-risk assessment has not been added yet.