• Triassic of Austria (1 collection), Hungary (4), Italy (5), Slovenia (4)

• Permian of Australia (7), India (1), Japan (1), Mexico (1), New Zealand (2), the Russian Federation (4), United States (1: Arizona)

• Carboniferous of Ukraine (3), the United Kingdom (1), United States (12: Arkansas, California, Ohio, Oklahoma, West Virginia)

• Devonian of Antarctica (2), Australia (1), Brazil (1), China (4), Colombia (1), Germany (1), Luxembourg (2), New Zealand (1), Turkey (1), United States (35: Alaska, Colorado, Michigan, New York, Ohio, Pennsylvania), Vietnam (1)

• Silurian of China (4), Lithuania (4), Norway (1), Sweden (1), the United Kingdom (6)

• Dobrotivian of France (1)

• Ordovician of Argentina (1), Australia (1), the Czech Republic (2), Norway (5), the Russian Federation (1)

Total: 124 collections including 137 occurrences