• Triassic of China (1 collection), Iran (1), Italy (2)

• Permian of Afghanistan (8), Armenia (2), Australia (8), Austria (3), Azerbaijan (5), Bolivia (8), Canada (2: Nunavut), China (61), East Timor (2), Germany (7), Greenland (1), India (5), Indonesia (6), Iran (35), Italy (3), Japan (8), Malaysia (1), Mongolia (2), Norway (1), Oman (18), Pakistan (14), Peru (4), the Russian Federation (83), Slovenia (1), Svalbard and Jan Mayen (13), Tajikistan (8), Thailand (16), Tunisia (3), Turkey (1), the United Arab Emirates (2), United States (82: Alaska, Arizona, Kansas, Nevada, New Mexico, Texas, Washington), Venezuela (1)

• Carboniferous of Australia (3), Bolivia (4), China (2), Egypt (3), France (1), Germany (2), Iran (1), Ireland (3), Japan (2), Mexico (1), Mongolia (1), the Russian Federation (1), Spain (18), the United Kingdom (9), United States (139: Alabama, Alaska, Arizona, California, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Missouri, Montana, Nevada, New Mexico, Ohio, Oklahoma, Texas, Utah)

• Givetian of China (1)

• Couvinien of Australia (1)

• Devonian of Afghanistan (2), Belarus (2), Belgium (4), Canada (6: Northwest Territories, Ontario, Quebec), China (5), Colombia (1), the Czech Republic (7), France (3), Germany (16), Iran (1), Mongolia (1), Morocco (6), New Zealand (2), Poland (1), the Russian Federation (4), Saudi Arabia (1), Spain (20), United States (68: Indiana, Michigan, New York, Ohio, Tennessee), Vietnam (1), Western Sahara (1)

• Niagaran of United States (1: New York)

• Silurian of Belarus (6), Canada (4: Northwest Territories), Estonia (2), India (2), Mongolia (2), Norway (2), the Russian Federation (3), Sweden (8), Ukraine (2), the United Kingdom (4), United States (33: Indiana, Maryland, New York, Pennsylvania, West Virginia)

• Volkhov of the Russian Federation (1)

• Ordovician of Australia (1), China (1), Estonia (2), France (1), Libya (1), Norway (1), Sweden (2), the United Kingdom (1), United States (1: Iowa)

Total: 843 collections including 1220 occurrences