Synonyms|0Antonyms|0|Broader|1Narrower|34Related|436
1
Hemicyoninae(noun, creature, geohistory, chattian)
1
Henricosborniidae(noun, creature, geohistory, paleocene)
1
Hesperocyoninae(noun, creature, geohistory, eocene)
1
Hoanghoniinae(noun, creature, geohistory, eocene)
1
Homalodotheriidae(noun, creature, geohistory, eocene)
1
Honey bee(expression, creature, geogistory, oligocene)
1
Horusornithidae(noun, creature, geohistory, eocene)
1
Hyaenodon(noun, creature, geohistory, eocene)
1
Hyaenodontidae(noun, creature, geohistory, paleocene)
1
Hymenaea mexicana(expression, creature, geohistory, chattian)
1
Hypertragulidae(noun, creature, geohistory, eocene)
1
Hypertragulus(noun, creature, geohistory, eocene)
1
Hyporhina(noun, creature, geohistory, eocene)
1
Hyracodontidae(noun, creature, geohistory, eocene)
1
Ictalurus(noun, creature, eocene, geogistory)
1
Ilariidae(noun, creature, geohistory, chattian)
1
Indricotheriinae(noun, creature, geohistory, eocene)
1
Interatheriidae(noun, creature, geohistory, paleocene)
1
Inversiulidae(noun, creature, eocene, geogistory)
1
Ischnochiton(noun, creature, geohistory, eocene)
For more, visit Oligocene_first_appearance on Power Thesaurus
56 years ago|0 views|share |citing 
APASmart Define. (1970). oligocene first appearance thesaurus. Retrieved September 30, 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 30, 2026).
HarvardSmart Define 1970, oligocene first appearance thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>.
MLASmart Define. "oligocene first appearance thesaurus" 1 January 1970. Web. 30 September 2026. <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>