Synonyms|0Antonyms|0|Broader|1Narrower|6Related|668
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Pseudozioidea(noun, creature, eocene, geogistory)
3
Pupfish(noun, creature, geohistory, oligocene)
3
Pyrazus(noun, creature, eocene, geogistory)
3
Rail(noun, creature, eocene, geogistory)
3
Rajiformes(noun, creature, eocene, geogistory)
3
Rhabdammina(noun, creature, geohistory, oligocene)
3
Rhineuridae(noun, creature, geohistory, paleocene)
3
Rhinoceros(noun, creature, eocene, geogistory)
3
Rhinochimaeridae(noun, creature, geohistory, oligocene)
3
Rhodolith(noun, creature, eocene, geogistory)
3
River dolphin(expression, creature, geohistory, oligocene)
3
Roller(noun, creature, eocene, geogistory)
3
Rosalina(noun, creature, eocene, geogistory)
3
Rotifer(noun, creature, eocene, geogistory)
3
Rubiaceae(noun, creature, eocene, geogistory)
3
Rupelian first appearance(expression, geohistory, period, oligocene)
3
Saccogaster(noun, creature, eocene, geogistory)
3
Sacoglossa(noun, creature, eocene, geogistory)
3
Sand dollar(expression, creature, geohistory, paleocene)
3
Sardinella(noun, creature, eocene, geogistory)
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APASmart Define. (1970). extant paleogene first appearance thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/extant_paleogene_first_appearance/thesaurus/related
ChicagoSmart Define. 1970. "extant paleogene first appearance thesaurus" https://smartdefine.org/extant_paleogene_first_appearance/thesaurus/related (accessed September 29, 2026).
HarvardSmart Define 1970, extant paleogene first appearance thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/extant_paleogene_first_appearance/thesaurus/related>.
MLASmart Define. "extant paleogene first appearance thesaurus" 1 January 1970. Web. 29 September 2026. <https://smartdefine.org/extant_paleogene_first_appearance/thesaurus/related>