• Cretaceous of Argentina (2 collections), Australia (1), India (10)

• Jurassic to Cretaceous of Antarctica (1), Australia (1), France (1), India (2)

• Jurassic of Antarctica (3), Argentina (2), Australia (3), China (2), Colombia (1), France (9), Georgia (8), Greenland (7), Hong Kong (1), India (18), Iran (1), Italy (1), Japan (1), Lithuania (1), Norway (1), Poland (1), Romania (14), the Russian Federation (11), Serbia (1), Sweden (1), Tajikistan (2), the United Kingdom (44), Uzbekistan (1)

• Triassic to Jurassic of France (1), Germany (1), Mexico (1), the Russian Federation (1), Sweden (2)

• Triassic of Antarctica (1), Argentina (5), Australia (8), Austria (3), Brazil (1), Canada (1: Nunavut), Chile (2), China (57), Germany (11), Greenland (17), India (5), Iran (5), Italy (8), Japan (2), Kazakhstan (2), Kyrgyzstan (2), Lesotho (3), Mongolia (5), New Zealand (2), Poland (3), the Russian Federation (36), South Africa (35), Svalbard and Jan Mayen (1), Sweden (3), Switzerland (1), Syria (1), Tajikistan (5), Ukraine (5)

• Rotliegendes of United States (2: Kansas, New Mexico)

• Permian to Triassic of India (1)

• Permian of Austria (1), Canada (1: Prince Edward Island), China (44), Czechia (4), Egypt (1), France (14), Germany (27), India (3), Italy (1), Japan (2), Madagascar (3), Mexico (2), Mongolia (7), Morocco (5), Niger (1), North Korea (4), Portugal (1), the Russian Federation (81), South Korea (4), Spain (6), Türkiye (1), the United Kingdom (6), United States (22: Arizona, Colorado, Kansas, New Mexico, Oklahoma, Texas, Utah), Venezuela (1)

• Carboniferous to Permian of Morocco (1), the Russian Federation (3), Spain (1)

• Carboniferous of Canada (4: New Brunswick, Nova Scotia), Germany (4), Kazakhstan (1), Portugal (1), the Russian Federation (3), Spain (6), United States (20: Arizona, Colorado, Illinois, Indiana, Kansas, Michigan, New Mexico, Ohio, Utah, West Virginia)

Total: 677 collections including 1367 occurrences