Synonyms|0Antonyms|0|Broader|2Narrower|54Related|361
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Acanthochitona(noun, animal, geohistory, appearance)
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Aeluroidea(noun, animal, geohistory, appearance)
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Albatross(noun, animal, geohistory, appearance)
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Alligator(noun, animal, geohistory, appearance)
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Ameiurus(noun, animal, geohistory, appearance)
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Aplodontiidae(noun, animal, geohistory, appearance)
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Buccella(noun, animal, geohistory, appearance)
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Buteo(noun, animal, geohistory, appearance)
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Callochiton(noun, animal, geohistory, appearance)
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Certhioidea(noun, animal, geohistory, appearance)
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Chaetopleura(noun, animal, geohistory, appearance)
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Chamaesipho(noun, animal, geohistory, appearance)
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Colpophyllia(noun, animal, geohistory, appearance)
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Colubridae(noun, animal, geohistory, appearance)
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Cottidae(noun, animal, geohistory, appearance)
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Curassow(noun, animal, geohistory, appearance)
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Cyprinodontiformes(noun, animal, geohistory, appearance)
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Delphinoidea(noun, animal, geohistory, appearance)
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Elachorbis(noun, animal, geohistory, appearance)
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Extant Chattian first appearance(expression, appearance, period, geochronology)
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APASmart Define. (1970). extant oligocene first appearance thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/extant_oligocene_first_appearance/thesaurus/narrower
ChicagoSmart Define. 1970. "extant oligocene first appearance thesaurus" https://smartdefine.org/extant_oligocene_first_appearance/thesaurus/narrower (accessed September 28, 2026).
HarvardSmart Define 1970, extant oligocene first appearance thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/extant_oligocene_first_appearance/thesaurus/narrower>.
MLASmart Define. "extant oligocene first appearance thesaurus" 1 January 1970. Web. 28 September 2026. <https://smartdefine.org/extant_oligocene_first_appearance/thesaurus/narrower>