Santia Sivertsen and Holthuis, 1980: 89; Kussakin, 1988: 230; Kensley and Schotte, 1989: 98; WolV, 1989: 182.
Antias Richardson, 1906: 16.
Diagnosis. Maxillipedal palp articles all slender. Pereopod 1 subchelate or carpochelate. Pereopods 2–7, dactyli each biunguiculate. Coxae visible on pereonites 2–7, sometimes only on 5–7 in dorsal view. Uropods pedunculate, biramous, usually large, inserted dorsally or laterally. Pleopod 1 in male, rami fused. Pleon consisting of single anterior pleonite lacking free lateral margins, plus pleotelson.