• Quaternary of Japan (1 collection), United States (1: California)

• Pliocene of Italy (2), Peru (3), United States (7: Florida, Oregon, South Carolina, Virginia)

• Miocene of Argentina (4), Austria (1), Belgium (2), Chile (1), Poland (4), South Africa (1), United States (19: California, Florida, Maryland, New Jersey)

• Oligocene of Austria (1), Germany (11), United States (1: California)

• Eocene of New Zealand (1), United States (3: California, Washington)

• Cretaceous of Cameroon (1), Chile (3), Germany (1), United States (17: Arizona, Colorado)

• Jurassic of Chile (1), France (1), Greenland (4), New Zealand (2), Norway (1), Portugal (1), the Russian Federation (2), the United Kingdom (18)

• Triassic of Austria (2), Bosnia and Herzegovina (1), China (1), Germany (6), Hungary (3), Italy (2), Jordan (1), Poland (1), the Russian Federation (1), Svalbard and Jan Mayen (2), Turkey (1), the United Kingdom (1), United States (1: Utah)

• Permian of Bosnia and Herzegovina (1), China (1), the Russian Federation (3), Ukraine (1)

• Carboniferous of Ireland (1), Libya (2), Peru (3), the United Kingdom (1), United States (4: California, Kansas, Kentucky, Ohio)

• Devonian to Carboniferous of Libya (1)

• Devonian of the Czech Republic (4), Germany (1), Ghana (1), Libya (1), Morocco (1), Poland (1), United States (7: Iowa, New York)

• Silurian of the Czech Republic (1), Sweden (1)

• Ordovician of Australia (1), the Czech Republic (1), United States (1: Ohio)

• Cambrian of China (39), Pakistan (2)

Total: 218 collections including 220 occurrences