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

292 entries under noun topic. ×

1
Coryphodon(creature, geohistory, paleocene)
1
Coryphodontidae(creature, geohistory, paleocene)
1
Cottidae(creature, eocene, geogistory)
1
Creodonta(creature, geohistory, paleocene)
1
Crommium(creature, geohistory, paleocene)
1
Curassow(creature, eocene, geogistory)
1
Cynodictis(creature, geohistory, eocene)
1
Cyprinodontiformes(creature, eocene, geogistory)
1
Daeodon(creature, geohistory, chattian)
1
Daphoeninae(creature, geohistory, rupelian)
1
Daphoenus(creature, geohistory, eocene)
1
Deinotheriidae(creature, geohistory, chattian)
1
Delphinoidea(creature, eocene, geogistory)
1
Dermotherium(creature, geohistory, eocene)
1
Desmostylia(creature, geohistory, rupelian)
1
Desmostylidae(creature, geohistory, rupelian)
1
Desmostylus(creature, geohistory, chattian)
1
Diamantomyidae(creature, geohistory, eocene)
1
Diceratherium(creature, geohistory, chattian)
1
Dichobunidae(creature, geohistory, eocene)
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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>