• Cretaceous of Brazil (27 collections), Chile (1), Colombia (1), Japan (3), Mexico (1), Nigeria (1), Trinidad and Tobago (1), Venezuela (2)

• Jurassic to Cretaceous of Antarctica (1)

• Jurassic of Argentina (15), Canada (67: Alberta, British Columbia, Yukon), Chile (27), China (1), France (2), Germany (4), Greece (1), Hungary (1), India (69), Iran (1), Italy (10), Japan (5), Kenya (1), Morocco (9), Poland (7), Portugal (4), Romania (1), Slovakia (1), Somalia (3), Spain (12), Switzerland (124), Tanzania (4), Thailand (1), Tunisia (2), Ukraine (1), the United Kingdom (46), United States (7: Alaska, California), Yemen (4)

• Triassic to Jurassic of United States (1: Alaska)

• Triassic of Austria (5), Bosnia and Herzegovina (4), Bulgaria (2), Canada (13: British Columbia, Nunavut), Chile (2), China (58), Germany (1), Hungary (9), India (4), Indonesia (2), Italy (32), Japan (1), Laos (1), Malaysia (2), Nepal (3), Norway (1), Romania (2), the Russian Federation (46), Slovakia (2), Slovenia (5), Spain (3), Svalbard and Jan Mayen (42), Switzerland (1), Thailand (2), Türkiye (2), the United Kingdom (1), United States (13: Alaska, California, Nevada), Vietnam (14)

• Permian of Bosnia and Herzegovina (1), China (5), Italy (1), Japan (4), Norway (3), the Russian Federation (6), Türkiye (1)

• Namurian of Spain (1)

• Carboniferous of Belgium (1), China (2), Czechia (3), Germany (1), India (1), Morocco (2), the United Kingdom (73), United States (15: Arkansas, Iowa, Kansas, Kentucky, Nevada, New Mexico, Ohio, Texas, Virginia, Wyoming)

• Devonian of China (2), Czechia (1), Germany (7), Italy (1), Libya (1), Poland (3), Spain (1), the United Kingdom (1), Vietnam (2)

Total: 881 collections including 980 occurrences