69 entries under paleocene topic. ×

4
Extant Paleocene first appearance(expression, geohistory, appearance, period)
4
Danian first appearance(expression, geohistory, period)
4
Selandian first appearance(expression, geohistory, period)
4
Thanetian first appearance(expression, geohistory, period)
1
Adapisoriculidae(noun, creature, geohistory)
1
Alagomyidae(noun, creature, geohistory)
1
Anaptomorphinae(noun, creature, geohistory)
1
Archaeohyracidae(noun, creature, geohistory)
1
Arctostylopida(noun, creature, geohistory)
1
Astrapotheria(noun, creature, geohistory)
1
Aturia(noun, creature, geohistory)
1
Bemalambdidae(noun, creature, geohistory)
1
Carpolestidae(noun, creature, geohistory)
1
Clavilithes(noun, creature, geohistory)
1
Coryphodon(noun, creature, geohistory)
1
Coryphodontidae(noun, creature, geohistory)
1
Creodonta(noun, creature, geohistory)
1
Crommium(noun, creature, geohistory)
1
Dinocerata(noun, creature, geohistory)
1
Dinopanorpidae(noun, creature, geohistory)
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APASmart Define. (1970). eocene first appearance thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/eocene_first_appearance/thesaurus/related
ChicagoSmart Define. 1970. "eocene first appearance thesaurus" https://smartdefine.org/eocene_first_appearance/thesaurus/related (accessed September 30, 2026).
HarvardSmart Define 1970, eocene first appearance thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/eocene_first_appearance/thesaurus/related>.
MLASmart Define. "eocene first appearance thesaurus" 1 January 1970. Web. 30 September 2026. <https://smartdefine.org/eocene_first_appearance/thesaurus/related>