• Quaternary of Australia (2 collections), Canada (3: Alberta, Ontario), the Congo-Kinshasa (2), France (2), Germany (2), Greece (1), Kenya (1), Mexico (1), Poland (4), Romania (1), Rwanda (1), the United Kingdom (2), United States (16: Arizona, California, Florida, Kansas, Michigan, Nevada, Ohio, Texas, Virginia)

• Blancan of United States (1: Oregon)

• Pliocene to Pleistocene of the Congo-Kinshasa (4), 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), Brazil (1), 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 (16: Alberta, Saskatchewan), China (5), France (1), Japan (2), United States (7: Montana, North Dakota, South Dakota, Wyoming)

• Jurassic of China (2)

• Triassic of China (1)

Total: 129 collections including 167 occurrences