• Permian of Australia (15 collections), Cambodia (2), China (6), Germany (1), Indonesia (5), Iran (8), Japan (2), Mongolia (1), Nepal (1), New Zealand (1), Pakistan (1), the Russian Federation (6), Tajikistan (1), Tunisia (1), United States (16: Alaska, Nevada, New Mexico, Texas), Venezuela (2)

• Carboniferous of Australia (2), Japan (1), United States (11: Indiana, Kentucky, Oklahoma, Tennessee)

• Givetian of China (1), Morocco (5), Poland (1)

• Couvinien of Australia (1)

• Devonian of Afghanistan (34), Australia (57), Austria (4), Belgium (5), Canada (37: Alberta, British columbia, Manitoba, Northwest Territories, Nunavut, Ontario, Yukon), China (27), the Czech Republic (4), France (9), Germany (60), Iran (1), Italy (4), Japan (2), Kyrgyzstan (1), Laos (1), Mongolia (17), Morocco (21), New Zealand (6), Poland (22), the Russian Federation (41), Spain (61), Tajikistan (16), Thailand (10), Turkey (1), the United Kingdom (18), United States (193: Alaska, Arizona, California, Idaho, Indiana, Kentucky, Michigan, Montana, Nevada, New Jersey, New York, North Dakota, Ohio), Uzbekistan (1), Venezuela (1), Vietnam (28), Western Sahara (1)

• Silurian to Devonian of Australia (1), Pakistan (1), the Russian Federation (1), United States (1: Virginia)

• Silurian of Afghanistan (1), Australia (5), Canada (36: British Columbia, Manitoba, New Brunswick, Northwest Territories, Ontario, Quebec), China (14), the Czech Republic (2), Estonia (14), India (1), Japan (2), Mongolia (3), the Russian Federation (43), Sweden (7), Tajikistan (1), Ukraine (7), the United Kingdom (3), United States (55: Alaska, California, Indiana, Iowa, Kentucky, New York, Ohio, Pennsylvania, Virginia)

• Ordovician of China (4), the Russian Federation (5), Turkey (1)

Total: 982 collections including 1401 occurrences