• Silurian of Algeria (1 collection), Austria (1), Czechia (5), Italy (2), Morocco (2), the United Kingdom (4), United States (1: Arkansas)

• Uhaku of the Russian Federation (1), Sweden (5)

• Dobrotivian of Czechia (1)

• Chazyan of Canada (10: Newfoundland and Labrador, Northwest Territories, Quebec), United States (12: New York, Tennessee)

• Whiterockian of Canada (16: Newfoundland and Labrador), Norway (3), United States (21: Nevada, New York, Oklahoma, Vermont)

• Valaste of Sweden (3)

• Langevoja of Sweden (7)

• Hunderum of Sweden (2)

• Billingen of Estonia (1), Norway (1), the Russian Federation (4), Sweden (6)

• Arenigian of Argentina (1), Canada (1: Northwest Territories), China (9)

• Arenig of Argentina (8), Australia (7), Bolivia (2), Canada (3: Newfoundland and Labrador), China (9), France (2), Morocco (1), Norway (4), Sweden (5), the United Kingdom (5), United States (3: Nevada)

• Klabava of France (1)

• Ordovician to Silurian of Canada (1: Québec)

• Ordovician of Argentina (19), Australia (19), Canada (25: Alberta, British Columbia, Newfoundland and Labrador, Northwest Territories, Northwest Terrorities, Quebec, Yukon), China (109), Colombia (1), Czechia (5), France (3), Iran (4), Ireland (18), Italy (1), Kazakhstan (3), Kyrgyzstan (2), Latvia (1), Morocco (13), the Netherlands (1), Norway (54), Poland (2), the Russian Federation (54), Sweden (61), Türkiye (1), the United Kingdom (64), United States (50: British Columbia, California, Idaho, Maine, Nevada, Oklahoma, Tennessee, Virginia), Vietnam (1)

• Ibexian of Norway (1), United States (2: California)

Total: 685 collections including 921 occurrences