Synonyms|0Antonyms|0|Broader|1Narrower|34Related|436

292 entries under noun topic. ×

1
Florentiamyidae(creature, geohistory, eocene, rupelian)
1
Acanthochitona(creature, eocene, geogistory)
1
Adapidae(creature, geohistory, eocene)
1
Adapiformes(creature, geohistory, eocene)
1
Adapinae(creature, geohistory, eocene)
1
Adapisoriculidae(creature, geohistory, paleocene)
1
Adilophontes(creature, geohistory, rupelian)
1
Aeluroidea(creature, eocene, geogistory)
1
Afrotarsius(creature, geohistory, eocene)
1
Alagomyidae(creature, geohistory, paleocene)
1
Albatross(creature, eocene, geogistory)
1
Alligator(creature, eocene, geogistory)
1
Ambulocetidae(creature, geohistory, eocene)
1
Ameiurus(creature, eocene, geogistory)
1
Amynodontidae(creature, geohistory, eocene)
1
Anaptomorphinae(creature, geohistory, paleocene)
1
Anchitheriinae(creature, geohistory, eocene)
1
Ancylopoda(creature, geohistory, eocene)
1
Anoplotheriidae(creature, geohistory, eocene)
1
Anthracotheriidae(creature, geohistory, eocene)
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For more, visit Oligocene_first_appearance on Power Thesaurus
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APASmart Define. (1970). oligocene first appearance thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/oligocene_first_appearance/thesaurus/related
ChicagoSmart Define. 1970. "oligocene first appearance thesaurus" https://smartdefine.org/oligocene_first_appearance/thesaurus/related (accessed October 1, 2026).
HarvardSmart Define 1970, oligocene first appearance thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>.
MLASmart Define. "oligocene first appearance thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>