• Quaternary of Canada (1: Quebec collection), United States (9: Florida, Georgia)

• Miocene of Czechia (1), United States (14: Florida, Kansas, Maryland, Nebraska, Virginia)

• Oligocene of France (1)

• Eocene to Oligocene of United States (1: Oregon)

• Eocene of Argentina (1), Belgium (1), Canada (6: British Columbia, Northwest Territories, Northwest Territory, Saskatchewan), China (1), Czechia (1), France (5), Germany (6), Mali (3), Pakistan (1), Senegal (1), the United Kingdom (4), United States (31: Colorado, Nebraska, North Dakota, Utah, Virginia, Wyoming), Vietnam (1)

• Paleocene of Belgium (1), Canada (6: Alberta, Saskatchewan), Kazakhstan (1), Norway (1), Romania (1), Saudi Arabia (1), United States (13: Montana, North Dakota, Wyoming)

• Cretaceous of Algeria (2), Argentina (2), Austria (1), Belgium (1), Brazil (7), Canada (71: Alberta, Nunavut, Saskatchewan), China (11), France (3), Japan (8), Madagascar (1), Mexico (8), Mongolia (1), Morocco (1), Niger (1), Nigeria (2), Palestine (1), Portugal (1), the Russian Federation (2), Slovenia (2), Spain (11), Thailand (6), the United Kingdom (2), United States (200: Arizona, Arkansas, Colorado, Georgia, Maryland, Missouri, Montana, New Jersey, New Mexico, North Dakota, Oklahoma, South Dakota, Texas, Utah, Wyoming), Uzbekistan (7)

• Jurassic of China (1), France (1), Germany (1), Portugal (1), the Russian Federation (1), United States (1: Wyoming)

• Triassic of China (1)

Total: 472 collections including 554 occurrences