• Devonian of Algeria (3 collections), Argentina (5), Australia (22), Belarus (1), Bolivia (7), Brazil (3), Canada (21: Northwest Territories, Nunavut, Quebec, Yukon, Yukon Territory), China (36), Czechia (17), France (26), Kyrgyzstan (1), Morocco (1), New Zealand (1), the Russian Federation (12), Spain (8), Ukraine (9), United States (19: Nevada, West Virginia, Maryland, Pennsylvania), Uruguay (1), Vietnam (6)

• Whitwellian of Canada (1: Northwest Territories)

• Jaani of Estonia (1), Lithuania (1)

• Silurian to Devonian of Argentina (1), Australia (1), Canada (1: Nova Scotia)

• Silurian of Argentina (10), Australia (8), Belarus (6), Bolivia (1), Brazil (1), Canada (35: New Brunswick, Northwest Territories, Nova Scotia, Quebec, Québec), China (3), Czechia (14), Estonia (22), Iran (1), Ireland (2), Latvia (3), Lithuania (39), Norway (2), Paraguay (1), Peru (2), Poland (2), the Russian Federation (5), Spain (6), Sweden (12), Ukraine (17), the United Kingdom (84), United States (13: Indiana, Maine, Nevada, New York, Oklahoma), Venezuela (1)

• Ordovician of Canada (17: Quebec)

Total: 512 collections including 600 occurrences