Polypodiaceae
Distribution:
• Quaternary of Australia (29 collections), the Bahamas (1), the Congo-Kinshasa (2), Portugal (1), United States (1: Michigan)
• Pliocene of Panama (2)
• Miocene of Azerbaijan (1), New Zealand (1), the Russian Federation (1), Turkey (1), United States (1: Nebraska)
• Oligocene of Azerbaijan (1), India (1), Puerto Rico (12), the Russian Federation (2)
• Eocene of France (1), the Russian Federation (1)
• Cretaceous of Germany (1), Svalbard and Jan Mayen (2), United States (4: North Dakota)
• Jurassic to Cretaceous of Canada (1: Nunavut)
Total: 67 collections each including a single occurrence