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60 entries under extinction topic. ×

3
Lutetian genus extinction(expression, period, genus)
2
Glyphea(noun, geohistory, genus)
2
Thamnasteria(noun, geohistory, genus)
1
Avitoluvarus(noun, geohistory, genus)
1
Calciavis(noun, geohistory, genus)
1
Chulpasia(noun, geohistory, genus)
1
Cimolesta(noun, geohistory, genus)
1
Copecion(noun, geohistory, genus)
1
Coryphodon(noun, geohistory, genus)
1
Crommium(noun, geohistory, genus)
1
Dissacus(noun, geohistory, genus)
1
Enchodus(noun, geohistory, genus)
1
Epihippus(noun, geohistory, genus)
1
Fabiania(noun, geohistory, genus)
1
Gastornis(noun, geohistory, genus)
1
Gobiatherium(noun, geohistory, genus)
1
Gryphaea(noun, geohistory, genus)
1
Hapalorestes(noun, geohistory, genus)
1
Haplohippus(noun, geohistory, genus)
1
Harpagolestes(noun, geohistory, genus)
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APASmart Define. (1970). eocene genus extinction thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/eocene_genus_extinction/thesaurus/narrower
ChicagoSmart Define. 1970. "eocene genus extinction thesaurus" https://smartdefine.org/eocene_genus_extinction/thesaurus/narrower (accessed September 29, 2026).
HarvardSmart Define 1970, eocene genus extinction thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/eocene_genus_extinction/thesaurus/narrower>.
MLASmart Define. "eocene genus extinction thesaurus" 1 January 1970. Web. 29 September 2026. <https://smartdefine.org/eocene_genus_extinction/thesaurus/narrower>