191 entries under creature topic. ×

3
Acanthochitona(noun, appearance, eocene, geogistory)
3
Accipitridae(noun, geohistory, ypresian)
3
Accipitriformes(noun, geohistory, lutetian)
3
Aeluroidea(noun, appearance, eocene, geogistory)
3
Aequornithes(noun, geohistory, paleocene)
3
Afroaves(noun, geohistory, paleocene)
3
Afrotheria(noun, geohistory, paleocene)
3
Agroecomyrmecinae(noun, geohistory, lutetian)
3
Albatross(noun, appearance, eocene, geogistory)
3
Aldrovanda(noun, geohistory, paleocene)
3
Alligator(noun, appearance, eocene, geogistory)
3
Alligatorinae(noun, geohistory, paleocene)
3
Amblyoponinae(noun, geohistory, lutetian)
3
Ameiurus(noun, appearance, eocene, geogistory)
3
Ampullinopsis(noun, geohistory, paleocene)
3
Andrias(noun, geohistory, paleocene)
3
Anguillidae(noun, geohistory, paleocene)
3
Aplodontiidae(noun, appearance, eocene, geogistory)
3
Apodiformes(noun, geohistory, paleocene)
3
Astraea(noun, geohistory, paleocene)
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APASmart Define. (1970). extant eocene first appearance thesaurus. Retrieved September 29, 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 September 29, 2026).
HarvardSmart Define 1970, extant eocene first appearance thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/extant_eocene_first_appearance/thesaurus/related>.
MLASmart Define. "extant eocene first appearance thesaurus" 1 January 1970. Web. 29 September 2026. <https://smartdefine.org/extant_eocene_first_appearance/thesaurus/related>