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

69 entries under eocene topic. ×

2
Echinopedinidae(noun, geohistory, extinction)
2
Epihippus(noun, geohistory, extinction)
2
Epoicotheriidae(noun, geohistory, extinction)
2
Eucosmodontidae(noun, geohistory, extinction)
2
Eurymylidae(noun, geohistory, extinction)
2
Florentiamyidae(noun, geohistory, extinction)
2
Formiciinae(noun, geohistory, extinction)
2
Gobiomyidae(noun, geohistory, extinction)
2
Hallirhoidae(noun, geohistory, extinction)
2
Hapalodectidae(noun, geohistory, extinction)
2
Haplohippus(noun, geohistory, extinction)
2
Henricosborniidae(noun, geohistory, extinction)
2
Hoanghoniinae(noun, geohistory, extinction)
2
Horusornithidae(noun, geohistory, extinction)
2
Hyaenodontidae(noun, geohistory, extinction)
2
Hyopsodontidae(noun, geohistory, extinction)
2
Lambdopsalidae(noun, geohistory, extinction)
2
Macginitiea(noun, geohistory, extinction)
2
Mesosuchia(noun, geohistory, extinction)
2
Miacidae(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>