• Devonian of United States (1: Texas collection)

• Silurian of Argentina (1), Australia (13), Austria (26), Canada (56: British Columbia, Cape Manning, Cornwallis Island, Northwest Territories, Nunavut, Yukon Territory), Czechia (9), Estonia (5), Greenland (18), Italy (32), Latvia (9), Lithuania (8), Malaysia (2), Morocco (2), Poland (13), the Russian Federation (3), Sweden (18), Ukraine (1), the United Kingdom (11), United States (185: California, Illinois, Indiana, Kentucky, Missouri, Nevada, Oklahoma, Tennessee, Texas), Western Sahara (4)

• Aluoja of Sweden (8)

• Ordovician to Silurian of Canada (7: Nunavut)

• Ordovician to Devonian of Canada (3: Nunavut)

• Ordovician of Austria (5), Canada (15: British Columbia, Cornwallis Island, Northwest Territories, Québec), China (18), Czechia (2), Germany (1), Ireland (1), Italy (1), Malaysia (12), Poland (17), Svalbard and Jan Mayen (1), Sweden (15), Thailand (11), United States (36: Iowa, Minnesota, Nevada, New York, Oklahoma)

Total: 570 collections including 614 occurrences