Synonyms|0Antonyms|0|Broader|2Narrower|37Related|0
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Miohippus(noun, america, mammal, oligocene)
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Morawanocetus(noun, america, mammal, oligocene)
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Nanotragulus(noun, america, mammal, oligocene)
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Nimravus(noun, america, mammal, oligocene)
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Nothocyon(noun, america, mammal, oligocene)
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Osbornodon iamonensis(expression, america, mammal, oligocene)
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Otarocyon(noun, america, mammal, oligocene)
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Palaeocastor(noun, america, mammal, oligocene)
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Palaeogale(noun, america, mammal, oligocene)
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Palaeolagus(noun, america, mammal, oligocene)
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Paraenhydrocyon josephi(expression, america, mammal, oligocene)
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Philotrox(noun, america, mammal, oligocene)
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Rhizocyon(noun, america, mammal, oligocene)
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Sinopa(noun, america, mammal, oligocene)
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Squalodon(noun, america, mammal, oligocene)
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Stenomylus(noun, america, mammal, oligocene)
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Sunkahetanka(noun, america, mammal, oligocene)
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APASmart Define. (1970). oligocene mammal of north america thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/oligocene_mammal_of_north_america/thesaurus/narrower
ChicagoSmart Define. 1970. "oligocene mammal of north america thesaurus" https://smartdefine.org/oligocene_mammal_of_north_america/thesaurus/narrower (accessed October 2, 2026).
HarvardSmart Define 1970, oligocene mammal of north america thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/oligocene_mammal_of_north_america/thesaurus/narrower>.
MLASmart Define. "oligocene mammal of north america thesaurus" 1 January 1970. Web. 2 October 2026. <https://smartdefine.org/oligocene_mammal_of_north_america/thesaurus/narrower>