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134 entries under geohistory topic. ×

2
Leptictida(noun, extinction, oligocene)
2
Lopez de Bertodano Formation(expression, formation, paleogene)
2
Macginitiea(noun, eocene, extinction)
2
Mesosuchia(noun, eocene, extinction)
2
Miacidae(noun, eocene, extinction)
2
Microcosmodontidae(noun, extinction, paleocene)
2
Miohippus(noun, extinction, oligocene)
2
Mixodectidae(noun, extinction, paleocene)
2
Multituberculata(noun, extinction, oligocene)
2
Necrosauridae(noun, eocene, extinction)
2
Neoplagiaulacidae(noun, eocene, extinction)
2
Notharctidae(noun, eocene, extinction)
2
Notharctinae(noun, eocene, extinction)
2
Numidotheriidae(noun, eocene, extinction)
2
Ojo Alamo Formation(expression, formation, paleogene)
2
Oldfieldthomasiidae(noun, eocene, extinction)
2
Omomyidae(noun, extinction, oligocene)
2
Oromerycidae(noun, eocene, extinction)
2
Pakicetidae(noun, eocene, extinction)
2
Palaeoamasiidae(noun, eocene, extinction)
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APASmart Define. (1970). paleogene extinction thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/paleogene_extinction/thesaurus/related
ChicagoSmart Define. 1970. "paleogene extinction thesaurus" https://smartdefine.org/paleogene_extinction/thesaurus/related (accessed October 1, 2026).
HarvardSmart Define 1970, paleogene extinction thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/paleogene_extinction/thesaurus/related>.
MLASmart Define. "paleogene extinction thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/paleogene_extinction/thesaurus/related>