Spumellaria
Distribution:
• Miocene of Japan (1 collection)
• Paleocene of New Zealand (4)
• Cretaceous of Denmark (21), the Philippines (1), Poland (1)
• Jurassic of Antarctica (2), Argentina (6), Austria (1), Canada (35: British Columbia), Germany (1), Italy (2), Japan (6), New Zealand (6), the Russian Federation (2), United States (2: Oregon)
• Triassic of Canada (36: British Columbia), China (3), Japan (36), New Zealand (5), the Philippines (3), the Russian Federation (1), Thailand (8), Turkey (30), United States (2: Oregon)
• Permian of China (21), Japan (2), Thailand (2)
Total: 240 collections including 304 occurrences