Synonyms|0Antonyms|0|Broader|2Narrower|91Related|329

242 entries under eocene topic. ×

10
Extant Chattian first appearance(expression, appearance, geogistory, period)
10
Extant Lutetian first appearance(expression, geohistory, period)
10
Extant Rupelian first appearance(expression, appearance, geogistory, period)
10
Extant Ypresian first appearance(expression, geohistory, period)
2
Acanthochitona(noun, creature, geogistory)
2
Actinidia(noun, creature, geohistory)
2
Adeonellidae(noun, creature, geohistory)
2
Adeonidae(noun, creature, geohistory)
2
Aeluroidea(noun, creature, geogistory)
2
Albatross(noun, creature, geogistory)
2
Alectis(noun, creature, geohistory)
2
Alligator(noun, creature, geogistory)
2
Alosa(noun, creature, geohistory)
2
Ameiurus(noun, creature, geogistory)
2
Amphipoda(noun, creature, geohistory)
2
Amphistegina(noun, creature, geohistory)
2
Anomalure(noun, creature, geohistory)
2
Anomaluromorpha(noun, creature, geohistory)
2
Anseranatidae(noun, creature, geohistory)
2
Aplodontiidae(noun, creature, geogistory)
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APASmart Define. (1970). extant paleocene first appearance thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/extant_paleocene_first_appearance/thesaurus/related
ChicagoSmart Define. 1970. "extant paleocene first appearance thesaurus" https://smartdefine.org/extant_paleocene_first_appearance/thesaurus/related (accessed October 1, 2026).
HarvardSmart Define 1970, extant paleocene first appearance thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/extant_paleocene_first_appearance/thesaurus/related>.
MLASmart Define. "extant paleocene first appearance thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/extant_paleocene_first_appearance/thesaurus/related>