Synonyms|0Antonyms|0|Broader|1Narrower|34Related|436
3
Bartonian first appearance(expression, geohistory, eocene, period)
3
Danian first appearance(expression, geohistory, period, paleocene)
3
Extant Chattian first appearance(expression, geohistory, geogistory, period, oligocene)
3
Extant Eocene first appearance(expression, geohistory, eocene, period, paleogene)
3
Extant Paleocene first appearance(expression, geohistory, period, paleocene, paleogene)
3
Extant Rupelian first appearance(expression, geohistory, geogistory, period, oligocene)
3
Lutetian first appearance(expression, geohistory, eocene, period)
3
Priabonian first appearance(expression, geohistory, eocene, period)
3
Selandian first appearance(expression, geohistory, period, paleocene)
3
Thanetian first appearance(expression, geohistory, period, paleocene)
3
Ypresian first appearance(expression, geohistory, eocene, period)
1
Florentiamyidae(noun, creature, geohistory, eocene, rupelian)
1
Acanthochitona(noun, creature, eocene, geogistory)
1
Acer dettermani(expression, creature, geohistory, eocene)
1
Acer ivanofense(expression, creature, geohistory, eocene)
1
Acer smileyi(expression, creature, geohistory, chattian)
1
Adapidae(noun, creature, geohistory, eocene)
1
Adapiformes(noun, creature, geohistory, eocene)
1
Adapinae(noun, creature, geohistory, eocene)
1
Adapisoriculidae(noun, creature, geohistory, paleocene)
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APASmart Define. (1970). oligocene first appearance thesaurus. Retrieved September 29, 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 September 29, 2026).
HarvardSmart Define 1970, oligocene first appearance thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>.
MLASmart Define. "oligocene first appearance thesaurus" 1 January 1970. Web. 29 September 2026. <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>