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162 entries under extinction topic. ×

2
Ptilodontidae(noun, fauna, paleocene)
2
Rhynchonella(noun, fauna, eocene)
2
Rotularia(noun, fauna, eocene)
2
Sarkastodon(noun, fauna, eocene)
2
Selandian extinction(expression, period, geochronology)
2
Sinopa(noun, fauna, rupelian)
2
Spathorhynchus(noun, fauna, rupelian)
2
Stylina(noun, fauna, eocene)
2
Subhyracodon(noun, fauna, chattian)
2
Sunkahetanka(noun, fauna, chattian)
2
Taeniolabididae(noun, fauna, paleocene)
2
Taeniolabidoidea(noun, fauna, paleocene)
2
Thamnasteria(noun, fauna, eocene)
2
Thanetian extinction(expression, period, geochronology)
2
Trigonia(noun, fauna, paleogene)
2
Tylocidaris(noun, fauna, eocene)
2
Tytthaena(noun, fauna, eocene)
2
Umayodus(noun, fauna, eocene)
2
Volutospina(noun, fauna, eocene)
2
Yaminuechelys(noun, fauna, paleogene)
For more, visit Oligocene_extinction on Power Thesaurus
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APASmart Define. (1970). oligocene extinction thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/oligocene_extinction/thesaurus/related
ChicagoSmart Define. 1970. "oligocene extinction thesaurus" https://smartdefine.org/oligocene_extinction/thesaurus/related (accessed October 1, 2026).
HarvardSmart Define 1970, oligocene extinction thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/oligocene_extinction/thesaurus/related>.
MLASmart Define. "oligocene extinction thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/oligocene_extinction/thesaurus/related>