• Quaternary of Australia (3 collections), Brazil (1), the Congo-Kinshasa (2), Ethiopia (2), France (6), Germany (9), Hungary (1), Italy (3), Kenya (6), Portugal (1), South Africa (4), Sudan (1), Tanzania (6), Turkey (2), the United Kingdom (5), United States (5: California, Nevada)

• Blancan of United States (1: Oregon)

• Pliocene to Pleistocene of South Africa (1)

• Pliocene of Australia (1), Ethiopia (1), Morocco (1), Romania (1), South Africa (1), Ukraine (1)

• Hemphillian of Mexico (1), United States (1: Tennessee)

• Miocene to Pliocene of South Africa (1)

• Miocene of the Czech Republic (1), Germany (4), Kenya (3), Namibia (1), Spain (1), Switzerland (1), Tunisia (1)

• Oligocene of Canada (1: Saskatchewan), United States (1: South Dakota)

• Eocene of Spain (1), United States (1: Wyoming)

• Paleocene of United States (1: Wyoming)

• Cretaceous of Brazil (1), Canada (5: Alberta), China (1), Japan (1), Romania (1), South Korea (1), Spain (3), United States (18: Colorado, Montana, New Mexico, Texas, Wyoming)

• Jurassic of Portugal (1), the United Kingdom (2), United States (1: Colorado), Uzbekistan (1)

• Triassic of Morocco (2), the Russian Federation (4)

• Rotliegendes of United States (1: New Mexico)

• Permian of Brazil (1), the Russian Federation (4), United States (1: Texas)

• Carboniferous of United States (2: Kansas, West Virginia)

Total: 136 collections each including a single occurrence