- Definitions|0
- Thesaurus|471
- Abbreviations|0
168 entries under eocene topic. ×
| Heliscomyidae(noun, creature, geohistory) | |
| Helix(noun, creature, geogistory) | |
| Hesperocyoninae(noun, creature, geohistory) | |
| Hoanghoniinae(noun, creature, geohistory) | |
| Homalodotheriidae(noun, creature, geohistory) | |
| Horusornithidae(noun, creature, geohistory) | |
| Hyaenodon(noun, creature, geohistory) | |
| Hypertragulidae(noun, creature, geohistory) | |
| Hypertragulus(noun, creature, geohistory) | |
| Hyporhina(noun, creature, geohistory) | |
| Hyracodontidae(noun, creature, geohistory) | |
| Ictalurus(noun, creature, geogistory) | |
| Indricotheriinae(noun, creature, geohistory) | |
| Inversiulidae(noun, creature, geogistory) | |
| Ischnochiton(noun, creature, geohistory) | |
| Leontiniidae(noun, creature, geohistory) | |
| Leptomerycinae(noun, creature, geohistory) | |
| Leptomeryx(noun, creature, geohistory) | |
| Limnocyon(noun, creature, geohistory) | |
| Lobocarcinus(noun, creature, geohistory) |
For more, visit
Oligocene_first_appearance on
Power Thesaurus
| APA | Smart Define. (1970). oligocene first appearance thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/oligocene_first_appearance/thesaurus/related |
| Chicago | Smart Define. 1970. "oligocene first appearance thesaurus" https://smartdefine.org/oligocene_first_appearance/thesaurus/related (accessed October 1, 2026). |
| Harvard | Smart Define 1970, oligocene first appearance thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>. |
| MLA | Smart Define. "oligocene first appearance thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/oligocene_first_appearance/thesaurus/related> |