Diagnosis. Body laterally compressed, rostrum short, lateral cephalic lobe weakly or strongly extended, eye, if present, situated proximal to lobe or completely of partially enclosed in extended lobe; anteroventral margin moderately to strongly recessed and moderately excavate. Mandible palp article 3 asymmetrical, distally rounded, setae extending along most of posterior margin or subsymmetrical with setae mostly distal. Gnathopod 2 in male larger than gnathopod 1, merus not enlarged. Pereopods 5–7 not subchelate. Pereopod 7 slightly longer than pereopod 6; urosomites free. Uropod 3 peduncle short with sides expanded or long, parallel-sided or narrowing distally; telson without hooks or denticles.