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mesozoic volcanism(geology, event, volcanology)
0
cenozoic volcanism(geology, event, history)
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cretaceous-paleogene boundary(geology, geohistory, event)
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APASmart Define. (1970). cretaceous-paleogene extinction event thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/cretaceous-paleogene_extinction_event/thesaurus/broader
ChicagoSmart Define. 1970. "cretaceous-paleogene extinction event thesaurus" https://smartdefine.org/cretaceous-paleogene_extinction_event/thesaurus/broader (accessed September 29, 2026).
HarvardSmart Define 1970, cretaceous-paleogene extinction event thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/cretaceous-paleogene_extinction_event/thesaurus/broader>.
MLASmart Define. "cretaceous-paleogene extinction event thesaurus" 1 January 1970. Web. 29 September 2026. <https://smartdefine.org/cretaceous-paleogene_extinction_event/thesaurus/broader>