• Jurassic of Algeria (2 collections), Argentina (6), Austria (1), Bulgaria (4), Canada (1: Yukon), Chile (37), East Timor (1), France (18), Germany (17), Greece (1), Greenland (11), Hungary (2), Italy (1), Luxembourg (1), New Zealand (17), Portugal (1), Saudi Arabia (8), Serbia and Montenegro (3), Slovakia (3), Somalia (1), Spain (7), Switzerland (1), Tunisia (1), Turkey (4), the United Kingdom (5)

• Triassic of Austria (4), Bosnia and Herzegovina (8), Canada (7: British Columbia), Chile (3), China (3), Colombia (1), East Timor (1), Hungary (16), India (2), Indonesia (7), Iran (1), Italy (13), Japan (1), New Zealand (12), Papua New Guinea (4), Poland (1), Romania (1), the Russian Federation (9), Serbia and Montenegro (1), Slovakia (1), Slovenia (1), Svalbard and Jan Mayen (2), Thailand (1), Turkey (1), Ukraine (1), the United Arab Emirates (3), United States (21: Alaska, California, Idaho, Montana, Nevada)

• Permian of Greenland (3), Iran (3), Italy (4), Laos (1), Malaysia (1), Pakistan (35), the Russian Federation (1), United States (19: Alaska, Arizona, California, Idaho, Utah, Wyoming)

• Carboniferous of India (1), United States (19: Alaska, Arizona, Iowa, Kentucky, Montana, Nevada, Utah)

• Silurian of China (1)

Total: 368 collections including 413 occurrences