• Triassic of New Caledonia (3 collections), New Zealand (11)

• Permian of Afghanistan (1), Australia (26), Canada (2: British Columbia, Nunavut), China (10), India (3), Japan (3), Madagascar (1), New Caledonia (5), New Zealand (3), Oman (3), Pakistan (6), the Russian Federation (9), United States (5: Idaho, Texas)

• Virgilian of United States (17: Illinois, Texas)

• Desmoinesian of United States (2: Oklahoma)

• Westphalian of Australia (1)

• Pennsylvanian of China (1)

• Chesterian of United States (2: Montana, Nevada)

• Osagean of United States (3: Indiana, Kentucky)

• Carboniferous of Argentina (4), Australia (6), Canada (1: Alberta), Chile (1), the Czech Republic (1), Ukraine (1), the United Kingdom (1), United States (22: Alabama, Arizona, Indiana, Iowa, Kansas, Kentucky, New mexico, Oklahoma, Texas)

• Devonian of Algeria (1), Australia (5), Brazil (13), Canada (5: Alberta, Quebec), Chile (1), Germany (3), South Africa (7), United States (19: Missouri, Nevada, New York, Ohio)

• Silurian of Argentina (1), Australia (6), Brazil (1), Canada (2: Nova Scotia, Ontario), China (1), the Czech Republic (1), Jordan (2), Paraguay (1), Poland (1), the Russian Federation (1), Sweden (1), the United Kingdom (1), United States (29: Illinois, Indiana, Iowa, Maryland, New York, Oklahoma)

• Ordovician of Argentina (1), Canada (18: Manitoba, Northwest Territories, Ontario, Quebec), China (2), the Czech Republic (11), France (2), Morocco (1), Portugal (1), South Korea (4), Spain (5), Sweden (5), the United Kingdom (4), United States (36: California, Florida, Indiana, Iowa, Kentucky, Michigan, Minnesota, Missouri, New York, Ohio, Pennsylvania, Virginia)

• Chazy of United States (5: New York)

• Llandeilo of the United Kingdom (1)

• Arenig of Spain (1), United States (1: Montana)

• Klabava of the Czech Republic (1)

• Cambrian of Canada (1: Brithish Columbia), China (5), the Czech Republic (1), United States (2: Nevada)

Total: 364 collections including 455 occurrences