Synonyms|1Antonyms|0|Broader|3Narrower|25Related|147

69 entries under eocene topic. ×

2
Necrosauridae(noun, geohistory, extinction)
2
Neoplagiaulacidae(noun, geohistory, extinction)
2
Notharctidae(noun, geohistory, extinction)
2
Notharctinae(noun, geohistory, extinction)
2
Numidotheriidae(noun, geohistory, extinction)
2
Oldfieldthomasiidae(noun, geohistory, extinction)
2
Oromerycidae(noun, geohistory, extinction)
2
Pakicetidae(noun, geohistory, extinction)
2
Palaeoamasiidae(noun, geohistory, extinction)
2
Palaeochiropterygidae(noun, geohistory, extinction)
2
Palaeophiidae(noun, geohistory, extinction)
2
Phenacodontidae(noun, geohistory, extinction)
2
Plesiadapiformes(noun, geohistory, extinction)
2
Priscagamidae(noun, geohistory, extinction)
2
Pristichampsidae(noun, geohistory, extinction)
2
Prorastomidae(noun, geohistory, extinction)
2
Protocetidae(noun, geohistory, extinction)
2
Pteridospermatophyta(noun, geohistory, extinction)
2
Ptilodontoidea(noun, geohistory, extinction)
2
Raoellidae(noun, geohistory, extinction)
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APASmart Define. (1970). cretaceous-paleogene boundary thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/cretaceous-paleogene_boundary/thesaurus/related
ChicagoSmart Define. 1970. "cretaceous-paleogene boundary thesaurus" https://smartdefine.org/cretaceous-paleogene_boundary/thesaurus/related (accessed October 2, 2026).
HarvardSmart Define 1970, cretaceous-paleogene boundary thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/cretaceous-paleogene_boundary/thesaurus/related>.
MLASmart Define. "cretaceous-paleogene boundary thesaurus" 1 January 1970. Web. 2 October 2026. <https://smartdefine.org/cretaceous-paleogene_boundary/thesaurus/related>