• Whiterockian of United States (1: California collection)

• Langevoja of Sweden (6)

• Valaste of Sweden (1)

• Billingen of Sweden (3)

• Arenigian of China (14), United States (1: Maine)

• Arenig of Argentina (11), Australia (3), China (21), Sweden (1), United States (2: Montana, North Dakota)

• Dawan of China (2)

• Ordovician of Argentina (24), Australia (4), Bolivia (1), Canada (28: Alberta, Newfoundland, Newfoundland and Labrador, Northwest Territories), China (58), Czechia (3), Iran (3), Ireland (1), Kazakhstan (5), Mexico (1), Morocco (2), Norway (1), the Russian Federation (12), South Korea (1), Sweden (4), United States (30: Idaho, Maine, Montana, Nevada, New Mexico, North Dakota, Texas, Utah, Vermont)

• Skullrockian of Argentina (1), United States (3: Nevada, New York)

• Taoyuanian of China (13), South Korea (18), Türkiye (1)

• Cambrian to Ordovician of Argentina (2)

• Cambrian of Argentina (3), Australia (58), Bhutan (1), Canada (22: Alberta, Newfoundland and Labrador, Quebec), China (102), France (1), Iran (2), Kazakhstan (34), South Korea (3), Türkiye (4), United States (27: Alaska, Idaho, New Mexico, New York, Oklahoma, South Dakota, Texas, Vermont, Wisconsin)

Total: 539 collections including 674 occurrences