1
Patella(noun, animal, geohistory, appearance)
1
Pauropoda(noun, animal, geohistory, appearance)
1
Peccary(noun, animal, geohistory, appearance)
1
Percopsiformes(noun, animal, geohistory, appearance)
1
Peripatidae(noun, animal, geohistory, appearance)
1
Phoenicopteridae(noun, animal, geohistory, appearance)
1
Phoenicopteriformes(noun, animal, geohistory, appearance)
1
Piciformes(noun, animal, geohistory, appearance)
1
Platax(noun, animal, geohistory, appearance)
1
Potoo(noun, animal, geohistory, appearance)
1
Procellariiformes(noun, animal, geohistory, appearance)
1
Pseudolarix(noun, animal, geohistory, appearance)
1
Pseudozioidea(noun, animal, geohistory, appearance)
1
Pyrazus(noun, animal, geohistory, appearance)
1
Rail(noun, animal, geohistory, appearance)
1
Rajiformes(noun, animal, geohistory, appearance)
1
Rhinoceros(noun, animal, geohistory, appearance)
1
Rhodolith(noun, animal, geohistory, appearance)
1
Roller(noun, animal, geohistory, appearance)
1
Rosalina(noun, animal, geohistory, appearance)
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APASmart Define. (1970). extant eocene first appearance thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/extant_eocene_first_appearance/thesaurus/narrower
ChicagoSmart Define. 1970. "extant eocene first appearance thesaurus" https://smartdefine.org/extant_eocene_first_appearance/thesaurus/narrower (accessed September 28, 2026).
HarvardSmart Define 1970, extant eocene first appearance thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/extant_eocene_first_appearance/thesaurus/narrower>.
MLASmart Define. "extant eocene first appearance thesaurus" 1 January 1970. Web. 28 September 2026. <https://smartdefine.org/extant_eocene_first_appearance/thesaurus/narrower>