150 entries under geohistory topic. ×

3
Cassis(noun, creature, paleocene)
3
Cetacea(noun, creature, ypresian)
3
Chameleon(noun, creature, paleocene)
3
Charadriiformes(noun, creature, lutetian)
3
Cheloniidae(noun, creature, paleocene)
3
Cibicides(noun, creature, paleocene)
3
Cingulata(noun, creature, paleocene)
3
Clavulina(noun, creature, paleocene)
3
Corallus(noun, creature, paleocene)
3
Corydoras(noun, creature, paleocene)
3
Crocodile(noun, creature, ypresian)
3
Crocodylidae(noun, creature, ypresian)
3
Cryptobranchus(noun, creature, paleocene)
3
Cucurbitaceae(noun, creature, paleocene)
3
Cypriniformes(noun, creature, paleocene)
3
Diodon(noun, creature, ypresian)
3
Elephant shrew(expression, creature, lutetian)
3
Enoplosus armatus(expression, creature, paleocene)
3
Equidae(noun, creature, ypresian)
3
Euarchonta(noun, creature, paleocene)
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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>