Caribbean Amphipoda (Crustacea) of Panama. Part II: parvorder Hadziidira Author White, Kristine N. https://orcid.org/0000-0002-5203-1656 Georgia College & State University, Department of Biological and Environmental Sciences, Aquatic Sciences Center, Milledgeville, GA 31061, USA kristine.white@gcsu.edu Author Sir, Sally J. https://orcid.org/0000-0002-1270-1192 Georgia College & State University, Department of Biological and Environmental Sciences, Aquatic Sciences Center, Milledgeville, GA 31061, USA text ZooKeys 2024 2024-03-18 1195 249 296 http://dx.doi.org/10.3897/zookeys.1195.116721 journal article http://dx.doi.org/10.3897/zookeys.1195.116721 1313-2970-1195-249 4868E773FA184196B2075A691987CC8C AD46D7C8FCCB5CB4AD7A21EC55516779 Genus Hornellia Walker, 1904 Diagnosis. Head, without rostrum. Antenna 1 accessory flagellum present. Gnathopods 1 and 2 subequal and similar. Pereopods 5-7 long and slender. Pleosome and urosome with postero-dorsal teeth. Uropod 3 biramous, rami subequal in length. Telson long and deeply cleft.