• Quaternary of Antarctica (1 collection), Argentina (2), Brazil (3), Canada (272: Labrador, Newfoundland, Newfoundland and Labrador, Niunavut, Northwest Territories, Nunavut, Ontario, Quebec, Yukon), Chile (1), Denmark (21), France (1), Germany (5), Greenland (12), Indian Ocean (1), Italy (1), Japan (3), Morocco (1), the Netherlands (2), New Zealand (2), Norway (30), the Russian Federation (2), South Africa (1), Spain (2), Svalbard and Jan Mayen (1), Sweden (8), Taiwan (1), Ukraine (1), the United Kingdom (19), United States (11: Alaska, Michigan, New Jersey, New York, Oregon, South Carolina)

• Villafranchian of Italy (1)

• Blancan of United States (1: California)

• Pliocene to Pleistocene of Australia (1), New Zealand (1)

• Pliocene of Antarctica (1), Australia (2), Belgium (9), Holy See (Vatican City State) (1), Iceland (1), Italy (26), Japan (8), the Netherlands (1), South Africa (1), Spain (1), United States (7: California, Florida, North Carolina, Virginia)

• Hemphillian of United States (1: California)

• Miocene to Pleistocene of the Netherlands (1)

• Miocene to Pliocene of Belgium (1), Chile (1), Japan (1), South Africa (1)

• Miocene of Argentina (3), Australia (4), Chile (2), France (2), Germany (1), Italy (1), Japan (3), the Netherlands (2), United States (6: California, Virginia)

• Neogene of South Pacific (1)

Total: 497 collections including 536 occurrences