1
Glaucosoma(noun, animal, geohistory, appearance)
1
Gnomefish(noun, animal, geohistory, appearance)
1
Gopher(noun, animal, geohistory, appearance)
1
Halfbeak(noun, animal, geohistory, appearance)
1
Hemipristis(noun, animal, geohistory, appearance)
1
Hoatzin(noun, animal, geohistory, appearance)
1
Hystricognathi(noun, animal, geohistory, appearance)
1
Hystricomorpha(noun, animal, geohistory, appearance)
1
Inocelliidae(noun, animal, geohistory, appearance)
1
Juliidae(noun, animal, geohistory, appearance)
1
Jumping spider(expression, animal, geohistory, appearance)
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Kitefin shark(expression, animal, geohistory, appearance)
1
Lanternfish(noun, animal, geohistory, appearance)
1
Lari(noun, animal, geohistory, appearance)
1
Lates(noun, animal, geohistory, appearance)
1
Leiognathidae(noun, animal, geohistory, appearance)
1
Loon(noun, animal, geohistory, appearance)
1
Megachilid bee(expression, animal, geohistory, appearance)
1
Megachilidae(noun, animal, geohistory, appearance)
1
Melittidae(noun, animal, geohistory, appearance)
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APASmart Define. (1970). extant eocene first appearance thesaurus. Retrieved September 28, 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 28, 2026).
HarvardSmart Define 1970, extant eocene first appearance thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/extant_eocene_first_appearance/thesaurus/narrower>.
MLASmart Define. "extant eocene first appearance thesaurus" 1 January 1970. Web. 28 September 2026. <https://smartdefine.org/extant_eocene_first_appearance/thesaurus/narrower>