Synonyms|1Antonyms|0|Broader|3Narrower|25Related|147

130 entries under noun topic. ×

2
Parapithecoidea(geohistory, extinction, oligocene)
2
Peltosaurus(geohistory, extinction, oligocene)
2
Periptychidae(geohistory, extinction, paleocene)
2
Phenacodontidae(geohistory, eocene, extinction)
2
Plesiadapiformes(geohistory, eocene, extinction)
2
Priscagamidae(geohistory, eocene, extinction)
2
Pristichampsidae(geohistory, eocene, extinction)
2
Prorastomidae(geohistory, eocene, extinction)
2
Proteopithecidae(geohistory, extinction, oligocene)
2
Protocetidae(geohistory, eocene, extinction)
2
Pteridospermatophyta(geohistory, eocene, extinction)
2
Ptilodontidae(geohistory, extinction, paleocene)
2
Ptilodontoidea(geohistory, eocene, extinction)
2
Pyrotheria(geohistory, extinction, oligocene)
2
Quetzalcoatlus(geohistory, fauna, extinction)
2
Raoellidae(geohistory, eocene, extinction)
2
Remingtonocetidae(geohistory, eocene, extinction)
2
Richardoestesia(geohistory, fauna, extinction)
2
Sclerorhynchidae(geohistory, eocene, extinction)
2
Simimyidae(geohistory, eocene, extinction)
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APASmart Define. (1970). cretaceous-paleogene boundary thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/cretaceous-paleogene_boundary/thesaurus/related
ChicagoSmart Define. 1970. "cretaceous-paleogene boundary thesaurus" https://smartdefine.org/cretaceous-paleogene_boundary/thesaurus/related (accessed October 2, 2026).
HarvardSmart Define 1970, cretaceous-paleogene boundary thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/cretaceous-paleogene_boundary/thesaurus/related>.
MLASmart Define. "cretaceous-paleogene boundary thesaurus" 1 January 1970. Web. 2 October 2026. <https://smartdefine.org/cretaceous-paleogene_boundary/thesaurus/related>