91 entries under paleocene topic. ×

3
Aequornithes(noun, creature, geohistory)
3
Afroaves(noun, creature, geohistory)
3
Afrotheria(noun, creature, geohistory)
3
Aldrovanda(noun, creature, geohistory)
3
Alligatorinae(noun, creature, geohistory)
3
Ampullinopsis(noun, creature, geohistory)
3
Andrias(noun, creature, geohistory)
3
Anguillidae(noun, creature, geohistory)
3
Apodiformes(noun, creature, geohistory)
3
Astraea(noun, creature, geohistory)
3
Atlantogenata(noun, creature, geohistory)
3
Australidelphia(noun, creature, geohistory)
3
Bathytoma(noun, creature, geohistory)
3
Boidae(noun, creature, geohistory)
3
Boinae(noun, creature, geohistory)
3
Bonefishes(noun, creature, geohistory)
3
Budgerigar(noun, creature, geohistory)
3
Caiman(noun, creature, geohistory)
3
Callichthyidae(noun, creature, geohistory)
3
Caprimulgiformes(noun, creature, geohistory)
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APASmart Define. (1970). extant eocene first appearance thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/extant_eocene_first_appearance/thesaurus/related
ChicagoSmart Define. 1970. "extant eocene first appearance thesaurus" https://smartdefine.org/extant_eocene_first_appearance/thesaurus/related (accessed October 1, 2026).
HarvardSmart Define 1970, extant eocene first appearance thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/extant_eocene_first_appearance/thesaurus/related>.
MLASmart Define. "extant eocene first appearance thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/extant_eocene_first_appearance/thesaurus/related>