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257 entries under geohistory topic. ×

7
Alligatorinae(noun, creature, paleocene, selandian)
7
Anguillidae(noun, creature, paleocene, danian)
7
Bonefishes(noun, creature, paleocene, danian)
7
Caiman(noun, creature, paleocene, selandian)
7
Gnathophis(noun, creature, paleocene, danian)
7
Iridaceae(noun, creature, paleocene, selandian)
7
Lacertoidea(noun, creature, paleocene, selandian)
7
Lamna(noun, creature, paleocene, danian)
7
Nebrius(noun, creature, paleocene, danian)
7
Penguin(noun, creature, paleocene, danian)
7
Pinnotheridae(noun, creature, paleocene, danian)
7
Podocnemididae(noun, creature, paleocene, danian)
7
Proboscidea(noun, creature, paleocene, selandian)
7
Strisores(noun, creature, paleocene, selandian)
6
Extant Eocene first appearance(expression, eocene, period)
6
Extant Oligocene first appearance(expression, period, oligocene)
6
Aequornithes(noun, creature, paleocene)
6
Afroaves(noun, creature, paleocene)
6
Afrotheria(noun, creature, paleocene)
6
Aldrovanda(noun, creature, paleocene)
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For more, visit Paleocene_first_appearance on Power Thesaurus
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APASmart Define. (1970). paleocene first appearance thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/paleocene_first_appearance/thesaurus/related
ChicagoSmart Define. 1970. "paleocene first appearance thesaurus" https://smartdefine.org/paleocene_first_appearance/thesaurus/related (accessed October 1, 2026).
HarvardSmart Define 1970, paleocene first appearance thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/paleocene_first_appearance/thesaurus/related>.
MLASmart Define. "paleocene first appearance thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/paleocene_first_appearance/thesaurus/related>