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

271 entries under geohistory topic. ×

1
Henricosborniidae(noun, creature, paleocene)
1
Hesperocyoninae(noun, creature, eocene)
1
Hoanghoniinae(noun, creature, eocene)
1
Homalodotheriidae(noun, creature, eocene)
1
Horusornithidae(noun, creature, eocene)
1
Hyaenodon(noun, creature, eocene)
1
Hyaenodontidae(noun, creature, paleocene)
1
Hymenaea mexicana(expression, creature, chattian)
1
Hypertragulidae(noun, creature, eocene)
1
Hypertragulus(noun, creature, eocene)
1
Hyporhina(noun, creature, eocene)
1
Hyracodontidae(noun, creature, eocene)
1
Ilariidae(noun, creature, chattian)
1
Indricotheriinae(noun, creature, eocene)
1
Interatheriidae(noun, creature, paleocene)
1
Ischnochiton(noun, creature, eocene)
1
Isotemnidae(noun, creature, paleocene)
1
Lazarussuchus(noun, creature, paleocene)
1
Leontiniidae(noun, creature, eocene)
1
Lepidopleurus(noun, creature, paleocene)
For more, visit Oligocene_first_appearance on Power Thesaurus
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APASmart Define. (1970). oligocene first appearance thesaurus. Retrieved October 2, 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 2, 2026).
HarvardSmart Define 1970, oligocene first appearance thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>.
MLASmart Define. "oligocene first appearance thesaurus" 1 January 1970. Web. 2 October 2026. <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>