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274 entries under geohistory topic. ×

10
danian first appearance(expression, appearance, period, paleocene)
10
Extant Eocene first appearance(expression, appearance, period, paleogene)
10
Selandian first appearance(expression, appearance, period, paleocene)
10
Thanetian first appearance(expression, appearance, period, paleocene)
10
Extant Lutetian first appearance(expression, eocene, period)
10
Extant Oligocene first appearance(expression, appearance, period)
10
Extant Ypresian first appearance(expression, eocene, period)
10
eocene first appearance(expression, appearance, period, paleocene)
10
extant paleogene first appearance(expression, period, paleocene)
10
oligocene first appearance(expression, period, paleocene, paleogene)
4
Alagomyidae(noun, creature, paleocene)
4
Anaptomorphinae(noun, creature, paleocene)
4
Archaeohyracidae(noun, creature, paleocene)
4
Arctostylopida(noun, creature, paleocene)
4
Astrapotheria(noun, creature, paleocene)
4
Aturia(noun, creature, paleocene)
4
Bemalambdidae(noun, creature, paleocene)
4
Carpolestidae(noun, creature, paleocene)
4
Clavilithes(noun, creature, paleocene)
4
Coryphodon(noun, creature, paleocene)
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APASmart Define. (1970). extant paleocene first appearance thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/extant_paleocene_first_appearance/thesaurus/related
ChicagoSmart Define. 1970. "extant paleocene first appearance thesaurus" https://smartdefine.org/extant_paleocene_first_appearance/thesaurus/related (accessed October 1, 2026).
HarvardSmart Define 1970, extant paleocene first appearance thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/extant_paleocene_first_appearance/thesaurus/related>.
MLASmart Define. "extant paleocene first appearance thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/extant_paleocene_first_appearance/thesaurus/related>