Synonyms|0Antonyms|0|Broader|2Narrower|0Related|72

72 entries under extinction topic. ×

1
Necrosauridae(noun, fauna, eocene)
1
Neoplagiaulacidae(noun, fauna, eocene)
1
Notharctidae(noun, fauna, eocene)
1
Notharctinae(noun, fauna, eocene)
1
Numidotheriidae(noun, fauna, eocene)
1
Oldfieldthomasiidae(noun, fauna, eocene)
1
Oromerycidae(noun, fauna, eocene)
1
Pakicetidae(noun, fauna, eocene)
1
Palaeoamasiidae(noun, fauna, eocene)
1
Palaeochiropterygidae(noun, fauna, eocene)
1
Palaeophiidae(noun, fauna, eocene)
1
Phenacodontidae(noun, fauna, eocene)
1
Plesiadapiformes(noun, fauna, eocene)
1
Priscagamidae(noun, fauna, eocene)
1
Pristichampsidae(noun, fauna, eocene)
1
Prorastomidae(noun, fauna, eocene)
1
Protocetidae(noun, fauna, eocene)
1
Ptilodontoidea(noun, fauna, eocene)
1
Raoellidae(noun, fauna, eocene)
1
Remingtonocetidae(noun, fauna, eocene)
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APASmart Define. (1970). pteridospermatophyta thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/pteridospermatophyta/thesaurus/related
ChicagoSmart Define. 1970. "pteridospermatophyta thesaurus" https://smartdefine.org/pteridospermatophyta/thesaurus/related (accessed September 30, 2026).
HarvardSmart Define 1970, pteridospermatophyta thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/pteridospermatophyta/thesaurus/related>.
MLASmart Define. "pteridospermatophyta thesaurus" 1 January 1970. Web. 30 September 2026. <https://smartdefine.org/pteridospermatophyta/thesaurus/related>