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Delphinidae gen. et sp. indet., Oceanic dolphin(s)

family Delphinidae Gray, 1821

• Modern species
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Chordata, class Mammalia, order Cetartiodactyla, infraorder Cetacea, superfamily Odontoceti

• Distribution
• Miocene: Nagano
• Pliocene: Hokkaido
• Pleistocene: Chiba
• Holocene: Chiba

• Subtaxa
• Globicephala, genus, Pilot whale
• Sinanodelphis izumidaensis
• Steno bredanensis, Rough-toothed dolphin