• Quaternary of Antarctica (1 collection), Australia (3), Canada (3: Nunavut), Costa Rica (2), Ecuador (1), Greenland (2), Iceland (1), Mexico (2), Turkey (2), the United Kingdom (3), United States (43: California, Florida, Maine, New York, North Carolina, Oregon), Uruguay (3)

• Pliocene to Pleistocene of United States (1: California)

• Pliocene of Belgium (6), Costa Rica (1), Greece (1), Jamaica (1), Japan (1), the Netherlands (1), the Russian Federation (1), the United Kingdom (4), United States (17: California, Florida, North Carolina, Oregon, South Carolina, Virginia), Venezuela (4)

• Miocene to Pliocene of United States (1: Alaska)

• Miocene of Australia (1), Austria (3), Belgium (7), Colombia (1), Denmark (1), Ecuador (1), Germany (10), India (1), Italy (7), Japan (5), the Netherlands (2), Panama (8), Poland (1), Puerto Rico (4), the Russian Federation (15), Slovakia (2), United States (13: Alaska, California, Florida, Maryland, Oregon, Washington), Venezuela (1)

• Oligocene to Miocene of Australia (1)

• Oligocene of Austria (3), Denmark (2), Greenland (1), Hungary (2), Japan (2), Panama (1), the Russian Federation (5), United States (32: Alaska, California, Florida, Mississippi, Oregon, Washington)

• Eocene to Oligocene of United States (1: Oregon)

• Eocene of Argentina (1), Bulgaria (2), Croatia (1), Germany (1), Italy (1), Japan (3), New Zealand (1), Peru (1), Romania (3), the Russian Federation (1), the United Kingdom (4), United States (36: California, Oregon, Washington)

• Paleocene to Eocene of United States (1: California)

• Paleocene of Denmark (2), the Russian Federation (1), United States (2: California)

• Cretaceous of Antarctica (7), Argentina (1), Australia (1), Bolivia (1), Canada (6: Alberta, Northwest Territories), Chile (2), China (3), Denmark (1), Egypt (2), France (5), Germany (3), Japan (4), Mozambique (1), New Zealand (14), Poland (6), the Russian Federation (3), Svalbard and Jan Mayen (1), Switzerland (5), United States (10: Alaska, Maryland, Mississippi, Wyoming)

• Temaikan of New Zealand (1)

• Jurassic of Canada (4: British Columbia, Northwest Territories, Yukon), Chile (1), China (2), Egypt (1), Ethiopia (5), France (16), Germany (1), Greenland (31), India (16), Japan (6), Jordan (5), Kenya (1), Madagascar (1), New Zealand (4), Poland (1), Portugal (49), the Russian Federation (6), Saudi Arabia (28), Serbia and Montenegro (1), Somalia (6), Spain (1), Svalbard and Jan Mayen (5), Tanzania (5), Thailand (4), Tunisia (9), the United Kingdom (27), United States (20: Alaska, Utah, Wyoming), Vietnam (1)

• Triassic to Jurassic of Singapore (1)

• Triassic of China (1), Germany (3), Indonesia (2), Laos (2), the United Arab Emirates (1), the United Kingdom (1), Vietnam (1)

Total: 645 collections including 684 occurrences