• Givetian of France (3 collections)

• Devonian of Argentina (2), Australia (10), Brazil (2), Canada (14: British Columbia, Northwest Territories, Nunavut, Ontario, Quebec, Yukon), China (4), Colombia (1), Czechia (7), France (5), Germany (15), Kazakhstan (1), Morocco (2), Poland (2), South Africa (2), Spain (3), Ukraine (1), United States (78: Maryland, Nevada, New York, Oklahoma, Pennsylvania, Tennessee)

• Silurian to Devonian of Argentina (1), Pakistan (1), United States (1: Oklahoma)

• Silurian of Argentina (4), Australia (5), Canada (10: Northwest Territories, Ontario, Quebec, Yukon, Yukon Territory), China (2), Czechia (4), Greenland (2), Lithuania (1), Sweden (4), Ukraine (1), United States (104: Alaska, Georgia, Indiana, Iowa, Maryland, Michigan, New Hampshire, New York, Oklahoma, Virginia), Venezuela (1)

Total: 293 collections including 305 occurrences