170 entries under noun topic. ×

3
Cypriniformes(creature, geohistory, paleocene)
3
Cyprinodontiformes(creature, appearance, eocene, geogistory)
3
Delphinoidea(creature, appearance, eocene, geogistory)
3
Diodon(creature, geohistory, ypresian)
3
Elachorbis(creature, appearance, eocene, geogistory)
3
Equidae(creature, geohistory, ypresian)
3
Euarchonta(creature, geohistory, paleocene)
3
Euarchontoglires(creature, geohistory, paleocene)
3
Euglenid(creature, geohistory, ypresian)
3
Fabaceae(creature, geohistory, paleocene)
3
Falconidae(creature, geohistory, ypresian)
3
Fir(creature, geohistory, ypresian)
3
Flatfish(creature, geohistory, paleocene)
3
Frigatebird(creature, geohistory, ypresian)
3
Gadidae(creature, appearance, eocene, geogistory)
3
Galliformes(creature, geohistory, paleocene)
3
Gemmula(creature, geohistory, paleocene)
3
Glires(creature, geohistory, paleocene)
3
Glossanodon(creature, geohistory, ypresian)
3
Gnathophis(creature, geohistory, 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>