"Rice (1984) divided the Delphinidae into five subfamilies: Stenoninae, with the genera Steno, Sousa, and Sotalia; Delphininae, with Tursiops, Stenella, Delphinus, Lagenodelphis, Lagenorhynchus, and Grampus; Globicephalinae, with Peponocephala, Feresa, Pseudorca, Globicephala, Orcinus, and...