- Definitions|0
- Thesaurus|471
- Abbreviations|0
34 entries under appearance topic. ×
| Chattian first appearance(expression, geohistory, period) | |
| Extant Oligocene first appearance(expression, geohistory, period) | |
| Rupelian first appearance(expression, geohistory, period) | |
| Aceratheriinae(noun, animal, geohistory) | |
| Afossochiton(noun, animal, geohistory) | |
| Ailuridae(noun, animal, geohistory) | |
| Amphechinus(noun, animal, geohistory) | |
| Andrias scheuchzeri(expression, animal, geohistory) | |
| Borophaginae(noun, animal, geohistory) | |
| Chubutherium(noun, animal, geohistory) | |
| Dromornithidae(noun, animal, geohistory) | |
| Ekgmowechashala(noun, animal, geohistory) | |
| Hanleya(noun, animal, geohistory) | |
| Kentriodontidae(noun, animal, geohistory) | |
| Mammacyon(noun, animal, geohistory) | |
| Merycochoerus(noun, animal, geohistory) | |
| Miotylopus(noun, animal, geohistory) | |
| Neocynodesmus(noun, animal, geohistory) | |
| Octodontotherium(noun, animal, geohistory) | |
| Orophodontidae(noun, animal, geohistory) |
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Oligocene_first_appearance on
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| APA | Smart Define. (1970). oligocene first appearance thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/oligocene_first_appearance/thesaurus/narrower |
| Chicago | Smart Define. 1970. "oligocene first appearance thesaurus" https://smartdefine.org/oligocene_first_appearance/thesaurus/narrower (accessed September 28, 2026). |
| Harvard | Smart Define 1970, oligocene first appearance thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/oligocene_first_appearance/thesaurus/narrower>. |
| MLA | Smart Define. "oligocene first appearance thesaurus" 1 January 1970. Web. 28 September 2026. <https://smartdefine.org/oligocene_first_appearance/thesaurus/narrower> |