- Definitions|0
- Thesaurus|471
- Abbreviations|0
312 entries under creature topic. ×
| Delphinoidea(noun, eocene, geogistory) | |
| Dermotherium(noun, geohistory, eocene) | |
| Desmostylia(noun, geohistory, rupelian) | |
| Desmostylidae(noun, geohistory, rupelian) | |
| Desmostylus(noun, geohistory, chattian) | |
| Diamantomyidae(noun, geohistory, eocene) | |
| Diceratherium(noun, geohistory, chattian) | |
| Dichobunidae(noun, geohistory, eocene) | |
| Dinocerata(noun, geohistory, paleocene) | |
| Dinopanorpidae(noun, geohistory, paleocene) | |
| Diplocynodon(noun, geohistory, paleocene) | |
| Diplocynodontinae(noun, geohistory, eocene) | |
| Diprotodontidae(noun, geohistory, chattian) | |
| Discoaster(noun, geohistory, paleocene) | |
| Dolichoderus vectensis(expression, geohistory, eocene) | |
| Echinopedinidae(noun, geohistory, eocene) | |
| Ecphora(noun, geohistory, eocene) | |
| Ectopocynus(noun, geohistory, rupelian) | |
| Elachorbis(noun, eocene, geogistory) | |
| Enaliarctos(noun, geohistory, chattian) |
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Oligocene_first_appearance on
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| APA | Smart Define. (1970). oligocene first appearance thesaurus. Retrieved September 30, 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 September 30, 2026). |
| Harvard | Smart Define 1970, oligocene first appearance thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>. |
| MLA | Smart Define. "oligocene first appearance thesaurus" 1 January 1970. Web. 30 September 2026. <https://smartdefine.org/oligocene_first_appearance/thesaurus/related> |