Concise hierarchy
(Kingdom) Animalia - (Phylum) Chordata - (Class) Mammalia - (Order) Cetartiodactyla - (Family) Physeteridae
Original position
Original entries
| Questionably †Idiophyseter (Genus) Kellogg, 1925 | |
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| Questionably †Physeterula (Genus) van Beneden, 1877 | |
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| Questionably †Physetodon (Genus) McCoy, 1879, nom. dub. | |
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| Questionably †Placoziphius (Genus) van Beneden, 1869 | |
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| Questionably †Priscophyseter (Genus) Portis, 1886, nom. dub. | |
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| Questionably †Prophyseter (Genus) Abel, 1905, nom. dub. | |
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| Questionably †Thalassocetus (Genus) Abel, 1905 | |
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Subsequent entries
Current position
Historical positions
Number of Subtaxa