• Devonian to Triassic of Greece (1 collection)

• Devonian of Australia (1), Greece (2), Morocco (3), United States (1: Nevada)

• Silurian of Australia (1), Canada (2: Québec), Malaysia (1), the Russian Federation (1), Sweden (1), the United Kingdom (1), United States (91: California, Georgia, Indiana, Kentucky, Missouri, Ohio)

• Aluoja of Sweden (8)

• Whiterockian of Canada (5: British Columbia, Northwest Territories), United States (4: Nevada)

• Billingen of Estonia (6), the Russian Federation (3)

• Arenig of Argentina (2), Australia (1), China (17), the Russian Federation (4)

• Arenigian of United States (1: Alaska)

• Dawan of China (3)

• Ordovician to Silurian of Canada (21: Nunavut, Québec), United States (1: California)

• Ordovician of Argentina (37), Australia (8), Austria (1), Canada (183: British Columbia, Cape Manning, Cornwallis Island, Manitoba, New Brunswick, Newfoundland, Newfoundland and Labrador, Northwest Territories, Nunavut, Ontario, Quebec, Québec), China (87), Czechia (1), Estonia (24), Germany (1), Greenland (9), Iran (10), Ireland (1), Kazakhstan (5), Lithuania (1), Malaysia (5), Mongolia (1), New Zealand (5), Norway (2), Peru (1), Poland (7), the Russian Federation (88), South Korea (4), Sweden (35), the United Kingdom (1), United States (108: Alaska, Iowa, Minnesota, Missouri, Nevada, New Mexico, New York, Ohio, Oklahoma, Utah, Virginia, Wyoming)

• Ibexian of United States (2: Nevada, New York)

• Skullrockian of United States (1: New York)

• Cambrian to Ordovician of the Russian Federation (1)

• Cambrian of Canada (4: Alberta, Nunuvat), China (2), Norway (1)

Total: 818 collections including 1372 occurrences