• Cambrian of Antarctica (1 collection), Argentina (1), Australia (85), Canada (34: British Columbia, Labrador, Newfoundland and Labrador, Nova Scotia, Quebec), China (54), France (1), Germany (1), Greenland (20), Guinea (1), Iran (1), Israel (1), Italy (9), Jordan (2), Kazakhstan (12), Kyrgyzstan (2), Mexico (10), Mongolia (2), Morocco (3), the Russian Federation (36), Spain (5), Türkiye (1), the United Kingdom (7), United States (29: California, Indiana, Massachusetts, Nevada, New York, Pennsylvania, Utah, Virginia)

• Solvan of Argentina (1), Kazakhstan (1), the Russian Federation (5)

• Amgan of Norway (1), the Russian Federation (3)

• Caerfai of Canada (1: Northwest Territories)

• Placentian of Canada (1: Nova Scotia), United States (3: Massachusetts)

Total: 334 collections including 635 occurrences