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201 entries under noun topic. ×

5
Clavilithes(creature, appearance, paleocene)
5
Conoclypus(creature, appearance, eocene)
4
Carpolestidae(creature, appearance, paleocene)
4
Chubutherium(creature, appearance, oligocene)
4
Coeloma(creature, appearance, eocene)
4
Coryphodon(creature, appearance, paleocene)
4
Coryphodontidae(creature, appearance, paleocene)
4
Creodonta(creature, appearance, paleocene)
4
Crommium(creature, appearance, paleocene)
4
Cynodictis(creature, appearance, eocene)
4
Daphoenus(creature, appearance, eocene)
4
Dermotherium(creature, appearance, eocene)
4
Diamantomyidae(creature, appearance, eocene)
4
Dichobunidae(creature, appearance, eocene)
4
Dinocerata(creature, appearance, paleocene)
4
Dinopanorpidae(creature, appearance, paleocene)
4
Diplocynodon(creature, appearance, paleocene)
4
Diplocynodontinae(creature, appearance, eocene)
4
Discoaster(creature, appearance, paleocene)
4
Dromornithidae(creature, appearance, oligocene)
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APASmart Define. (1970). paleogene first appearance thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/paleogene_first_appearance/thesaurus/related
ChicagoSmart Define. 1970. "paleogene first appearance thesaurus" https://smartdefine.org/paleogene_first_appearance/thesaurus/related (accessed October 1, 2026).
HarvardSmart Define 1970, paleogene first appearance thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/paleogene_first_appearance/thesaurus/related>.
MLASmart Define. "paleogene first appearance thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/paleogene_first_appearance/thesaurus/related>