• Quaternary of the Netherlands (1 collection), Portugal (1), United States (3: California, Oklahoma, Virginia)

• Villafranchian of Italy (1)

• Miocene of Slovakia (1), United States (1: Texas)

• Oligocene of France (1)

• Eocene of Algeria (1), France (1), Mexico (1), United States (2: Wyoming)

• Cretaceous of Canada (2: Alberta), China (1), France (2), Japan (1), the Russian Federation (5), Spain (2), Sudan (1), the United Kingdom (4), United States (33: Colorado, Montana, New Mexico, North Dakota, Oklahoma, Texas, Utah, Wyoming)

• Jurassic of China (1), France (1), Kyrgyzstan (1), Morocco (1), the Russian Federation (3), the United Kingdom (7), United States (9: Colorado, Utah, Wyoming)

Total: 88 collections including 96 occurrences