Synonyms|0Antonyms|0|Broader|1Narrower|34Related|436

292 entries under noun topic. ×

1
Borhyaenidae(creature, geohistory, eocene)
1
Bothriogenys(creature, geohistory, eocene)
1
Brontotheriidae(creature, geohistory, eocene)
1
Buccella(creature, eocene, geogistory)
1
Buteo(creature, eocene, geogistory)
1
Callochiton(creature, eocene, geogistory)
1
Carpolestidae(creature, geohistory, paleocene)
1
Cephalomyidae(creature, geohistory, chattian)
1
Cercamoniinae(creature, geohistory, eocene)
1
Certhioidea(creature, eocene, geogistory)
1
Chaetopleura(creature, eocene, geogistory)
1
Chalicothere(creature, geohistory, eocene)
1
Chalicotherioidea(creature, geohistory, eocene)
1
Chamaesipho(creature, eocene, geogistory)
1
Ciliopagurus(creature, geohistory, rupelian)
1
Clavilithes(creature, geohistory, paleocene)
1
Coeloma(creature, geohistory, eocene)
1
Colpophyllia(creature, eocene, geogistory)
1
Colubridae(creature, eocene, geogistory)
1
Conoclypus(creature, geohistory, eocene)
For more, visit Oligocene_first_appearance on Power Thesaurus
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APASmart Define. (1970). oligocene first appearance thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/oligocene_first_appearance/thesaurus/related
ChicagoSmart Define. 1970. "oligocene first appearance thesaurus" https://smartdefine.org/oligocene_first_appearance/thesaurus/related (accessed October 2, 2026).
HarvardSmart Define 1970, oligocene first appearance thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>.
MLASmart Define. "oligocene first appearance thesaurus" 1 January 1970. Web. 2 October 2026. <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>