• Quaternary of Australia (2 collections), Canada (3: Alberta, Ontario), the Congo-Kinshasa (2), France (2), Germany (2), Greece (1), Kenya (1), Poland (4), Romania (1), the United Kingdom (2), United States (15: Arizona, California, Florida, Kansas, Michigan, Nevada, Ohio, Texas, Virginia)

• Blancan of United States (1: Oregon)

• Pliocene to Pleistocene of Italy (1), Spain (6)

• Pliocene of Croatia (1), Indonesia (1), Spain (3), United States (5: California, Oregon)

• Hemphillian of United States (1: California)

• Miocene of Austria (3), Bosnia and Herzegovina (5), Croatia (2), Germany (3), Greece (1), Italy (2), Peru (1), Poland (1), Portugal (2), the Russian Federation (1), Spain (1), Turkey (2)

• Oligocene of Panama (2)

• Eocene of France (1), United States (1: Nevada)

• Paleocene of Canada (5: Alberta, Saskatchewan)

• Cretaceous of Canada (12: Alberta, Saskatchewan), China (4), France (1), Japan (2), United States (7: Montana, North Dakota, South Dakota, Wyoming)

• Jurassic of China (1)

Total: 114 collections including 147 occurrences