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184 entries under geohistory topic. ×

3
danian first appearance(expression, appearance, period, paleocene)
3
Thanetian first appearance(expression, appearance, period, paleocene)
3
Extant Paleocene first appearance(expression, appearance, period, paleocene)
3
Extant Thanetian first appearance(expression, period, thenetian)
3
eocene first appearance(expression, period, paleocene)
3
extant paleogene first appearance(expression, period, paleocene)
3
oligocene first appearance(expression, period, paleocene)
2
Anguillidae(noun, creature, paleocene, danian)
2
Bonefishes(noun, creature, paleocene, danian)
2
Gnathophis(noun, creature, paleocene, danian)
2
Lamna(noun, creature, paleocene, danian)
2
Nebrius(noun, creature, paleocene, danian)
2
Nebrius ferrugineus(expression, creature, paleocene, danian)
2
Penguin(noun, creature, paleocene, danian)
2
Pinnotheridae(noun, creature, paleocene, danian)
2
Podocnemididae(noun, creature, paleocene, danian)
2
Tawny nurse shark(expression, creature, paleocene, danian)
1
Acer smileyi(expression, creature, chattian)
1
Adilophontes(noun, creature, rupelian)
1
Aequornithes(noun, creature, paleocene)
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APASmart Define. (1970). selandian first appearance thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/selandian_first_appearance/thesaurus/related
ChicagoSmart Define. 1970. "selandian first appearance thesaurus" https://smartdefine.org/selandian_first_appearance/thesaurus/related (accessed October 1, 2026).
HarvardSmart Define 1970, selandian first appearance thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/selandian_first_appearance/thesaurus/related>.
MLASmart Define. "selandian first appearance thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/selandian_first_appearance/thesaurus/related>