• Quaternary of Canada (3: Alberta, Ontario collections), China (2), the Dominican Republic (1), Italy (1), Mexico (1), Portugal (1), Spain (1), the United Kingdom (2), United States (6: California, Kansas, Michigan, Nevada, Texas)

• Blancan of United States (1: California)

• Pliocene to Pleistocene of Greece (1)

• Pliocene of India (1), United States (1: North Carolina)

• Hemphillian of United States (2: Indiana, Kansas)

• Miocene to Pliocene of Uganda (1)

• Miocene of Austria (1), Croatia (3), Georgia (1), Greece (19), India (1), Italy (5), Morocco (1), Poland (3), Slovakia (1), Spain (1), Turkey (6)

• Oligocene of Antigua and Barbuda (2), Germany (1), Indian Ocean (2), Puerto Rico (4), Turkey (1), United States (6: Alabama, Louisiana, Montana)

• Eocene of Algeria (1), Bangladesh (1), Hungary (2), India (2), Indian Ocean (5), Mexico (1), New Zealand (1), Nigeria (6), North Atlantic (1), Pakistan (4), the United Kingdom (1), United States (15: Alabama, Louisiana, Louisiana/Texas, Mississippi, Nevada)

• Paleocene of Argentina (17), Indian Ocean (1), Romania (2), Togo (1), Trinidad and Tobago (7), Tunisia (1), United States (2: Missouri, Texas)

• Cretaceous to Paleogene of Argentina (4)

• Cretaceous of Algeria (1), Antarctica (6), Argentina (5), Brazil (3), Canada (1: Alberta), China (1), France (1), India (2), Mexico (1), Morocco (10), Myanmar (1), Portugal (2), Tunisia (4), United States (7: Alaska, Oklahoma, Texas)

• Jurassic of Austria (2), France (6), Germany (51), Hungary (2), India (1), Madagascar (4), Portugal (14), the Russian Federation (9), Saudi Arabia (4), Spain (3), Turkey (1), the United Kingdom (3)

• Triassic of Canada (10: Yukon), China (26), Hungary (2), Iran (7), Israel (24), Italy (2), Romania (28), Saudi Arabia (1), Serbia and Montenegro (2), Turkey (18), United States (2: Alaska, North Carolina), Vietnam (1)

• Permian of China (5), Iran (7), Thailand (1)

• Carboniferous of Germany (8)

Total: 447 collections including 551 occurrences