Category talk:Paleogene birds of North America
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Categories:
- Category-Class bird articles
- NA-importance bird articles
- WikiProject Birds articles
- Category-Class Palaeontology articles
- NA-importance Palaeontology articles
- NA-importance Category-Class Palaeontology articles
- WikiProject Palaeontology articles
- Category-Class North America articles
- NA-importance North America articles
- WikiProject North America articles