• Givetian of Morocco (2 collections)

• Devonian of Afghanistan (2), Australia (18), Austria (7), Belgium (3), Canada (2: Nunavut), China (3), Czechia (2), France (1), Germany (14), Italy (4), Kazakhstan (1), Laos (1), Morocco (3), Poland (4), the Russian Federation (2), Spain (11), Tajikistan (9), Thailand (7), the United Kingdom (4), United States (5: Alaska), Uzbekistan (2), Vietnam (14), Western Sahara (1)

• Jaani of Estonia (1)

• Niagaran of United States (1: Ohio)

• Silurian to Devonian of Pakistan (1)

• Silurian of Afghanistan (1), Australia (13), Belarus (1), Canada (68: British Columbia, New Brunswick, Northwest Territories, Nunavut, Ontario, Quebec, Yukon), China (30), Czechia (8), Estonia (1), Greenland (1), India (1), Ireland (1), Kazakhstan (3), Malaysia (1), Mongolia (1), Norway (10), the Russian Federation (11), Sweden (23), Tajikistan (3), Ukraine (12), the United Kingdom (9), United States (46: Alaska, California, Illinois, Indiana, Iowa, Kentucky, New York, Oklahoma, Wisconsin), Uzbekistan (1)

• Ordovician of Australia (21), Canada (5: Northwest Territories, Nunavut), China (15), Estonia (1), Kazakhstan (1), Mongolia (1), Norway (2), the Russian Federation (10), the United Kingdom (2)

Total: 428 collections including 593 occurrences