• 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 and Montenegro (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)

• Wolfcamp of Mexico (1)

• Permian to Triassic of India (1)

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

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

• Virgilian of United States (1: New Mexico)

• Westphalian of United States (1: Illinois)

• Pennsylvanian of Spain (1), United States (4: Kansas, Michigan)

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

• Carboniferous of Canada (2: Nova Scotia), Germany (4), Portugal (1), the Russian Federation (3), Spain (5), United States (13: Arizona, Colorado, Illinois, Indiana, Kansas, Ohio, Utah, West Virginia)

• Mississippian of Canada (2: New Brunswick, Nova Scotia), United States (1: Utah)

Total: 675 collections including 1362 occurrences