171 entries under noun topic. ×

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Diaphus(animal, geohistory, appearance)
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Dipodidae(animal, geohistory, appearance)
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Dormouse(animal, geohistory, appearance)
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Elphidium(animal, geohistory, appearance)
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Epinephelus(animal, geohistory, appearance)
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Erinaceidae(animal, geohistory, appearance)
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Eulipotyphla(animal, geohistory, appearance)
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Eurylaimides(animal, geohistory, appearance)
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Flagtail(animal, geohistory, appearance)
1
Gavialidae(animal, geohistory, appearance)
1
Geometridae(animal, geohistory, appearance)
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Glaucosoma(animal, geohistory, appearance)
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Gnomefish(animal, geohistory, appearance)
1
Gopher(animal, geohistory, appearance)
1
Halfbeak(animal, geohistory, appearance)
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Hemipristis(animal, geohistory, appearance)
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Hoatzin(animal, geohistory, appearance)
1
Hystricognathi(animal, geohistory, appearance)
1
Hystricomorpha(animal, geohistory, appearance)
1
Inocelliidae(animal, geohistory, appearance)
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APASmart Define. (1970). extant eocene first appearance thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/extant_eocene_first_appearance/thesaurus/narrower
ChicagoSmart Define. 1970. "extant eocene first appearance thesaurus" https://smartdefine.org/extant_eocene_first_appearance/thesaurus/narrower (accessed September 30, 2026).
HarvardSmart Define 1970, extant eocene first appearance thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/extant_eocene_first_appearance/thesaurus/narrower>.
MLASmart Define. "extant eocene first appearance thesaurus" 1 January 1970. Web. 30 September 2026. <https://smartdefine.org/extant_eocene_first_appearance/thesaurus/narrower>