Synonyms : Amazon River Dolphins, Feresa attenuata, Ganges River Dolphin, Grampus griseus, Inia geoffrensis, Lagenodelphis hosei, Lagenorhynchus acutus, Lagenorhynchus albirostris, Langenorhynchus obliquidens, Lipotes vexillifer, Orcaella brevirostris, Peponocephala electra