• 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 (56), 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), Timor-Leste (2), Tunisia (3), Türkiye (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 (6), 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 (140: 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), Czechia (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)

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

Total: 842 collections including 1219 occurrences