- Definitions|0
- Thesaurus|172
- Abbreviations|0
| Cretaceous-Paleogene boundary(expression, geology, geohistory, boundary) | |
| Eocene extinction(expression, geohistory, extinction, geochronology) | |
| Glyphocyphidae(expression, name, geohistory, extinction) | |
| Glyptosaurinae(expression, name, geohistory, extinction) | |
| Hoploparia(expression, name, geohistory, extinction) | |
| Oligocene extinction(expression, geohistory, extinction, geochronology) | |
| Paleocene extinction(expression, geohistory, extinction, geochronology) | |
| Paleogene genus extinction(expression, geohistory, extinction, geochronology) | |
| Paleogene species extinction(expression, geohistory, extinction, geochronology) | |
| Synechodontiformes(expression, name, geohistory, extinction) |
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Paleogene_extinction on
Power Thesaurus
| APA | Smart Define. (1970). paleogene extinction thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/paleogene_extinction/thesaurus/narrower |
| Chicago | Smart Define. 1970. "paleogene extinction thesaurus" https://smartdefine.org/paleogene_extinction/thesaurus/narrower (accessed September 23, 2026). |
| Harvard | Smart Define 1970, paleogene extinction thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/paleogene_extinction/thesaurus/narrower>. |
| MLA | Smart Define. "paleogene extinction thesaurus" 1 January 1970. Web. 23 September 2026. <https://smartdefine.org/paleogene_extinction/thesaurus/narrower> |