Synonyms|0Antonyms|0|Broader|2Narrower|15Related|337
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Anchitheriinae(noun, creature, appearance, eocene)
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Ancylopoda(noun, creature, appearance, eocene)
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Andrias scheuchzeri(expression, creature, appearance, oligocene)
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Anoplotheriidae(noun, creature, appearance, eocene)
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Anthracotheriidae(noun, creature, appearance, eocene)
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Anthracotherium(noun, creature, appearance, eocene)
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Archaeohyracidae(noun, creature, appearance, paleocene)
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Archaeohyrax(noun, creature, appearance, eocene)
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Archaeopithecidae(noun, creature, appearance, eocene)
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Archaeotherium(noun, creature, appearance, eocene)
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Arctostylopida(noun, creature, appearance, paleocene)
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Arsinoitheriidae(noun, creature, appearance, eocene)
5
Asiadapinae(noun, creature, appearance, eocene)
5
Asterostomatidae(noun, creature, appearance, eocene)
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Astrapotheria(noun, creature, appearance, paleocene)
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Astrapotheriidae(noun, creature, appearance, eocene)
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Aturia(noun, creature, appearance, paleocene)
5
Azibiidae(noun, creature, appearance, eocene)
5
Barytherium(noun, creature, appearance, eocene)
5
Basilosaurinae(noun, creature, appearance, eocene)
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APASmart Define. (1970). paleogene first appearance thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/paleogene_first_appearance/thesaurus/related
ChicagoSmart Define. 1970. "paleogene first appearance thesaurus" https://smartdefine.org/paleogene_first_appearance/thesaurus/related (accessed September 28, 2026).
HarvardSmart Define 1970, paleogene first appearance thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/paleogene_first_appearance/thesaurus/related>.
MLASmart Define. "paleogene first appearance thesaurus" 1 January 1970. Web. 28 September 2026. <https://smartdefine.org/paleogene_first_appearance/thesaurus/related>