• Quaternary of Brazil (5 collections), Costa Rica (4), Djibouti (2), Indonesia (1), Italy (2), Japan (1), Mexico (5), Panama (3), Taiwan (4), United States (34: California, Florida, North Carolina), Vanuatu (2), Venezuela (3)

• Pliocene to Pleistocene of Ecuador (1), Italy (1), Malaysia (2), United States (7: California, Florida)

• Pliocene of Belgium (2), Chile (1), Colombia (2), Costa Rica (13), the Dominican Republic (6), Ecuador (7), Greece (2), India (1), Indonesia (2), Italy (23), Jamaica (6), Japan (6), Mexico (3), Panama (19), Papua New Guinea (1), the United Kingdom (3), United States (45: California, Florida, North Carolina, Virginia), Vanuatu (1), Venezuela (12)

• Miocene to Pliocene of the Dominican Republic (6)

• Miocene of Argentina (2), Australia (2), Austria (2), Belgium (2), Brazil (2), Chile (1), Colombia (26), Denmark (1), the Dominican Republic (9), Ecuador (6), Germany (33), Greece (2), Grenada (4), India (3), Indonesia (9), Italy (5), Japan (5), Myanmar (6), the Netherlands (2), New Zealand (7), Panama (69), Peru (1), Romania (3), South Africa (1), Trinidad and Tobago (10), United States (43: California, Delaware, Florida, Maryland, North Carolina, Oregon, South Carolina), Venezuela (7)

• Oligocene to Miocene of Argentina (1), United States (3: Florida)

• Oligocene of Australia (1), Austria (1), Denmark (3), the Dominican Republic (1), Hungary (2), Myanmar (1), Panama (1), United States (35: Alabama, Florida, Mississippi, Washington)

• Eocene to Oligocene of Peru (2)

• Eocene of Antarctica (1), Australia (1), Bulgaria (2), France (3), Indonesia (2), Panama (1), Peru (4), the United Kingdom (9), United States (32: Alabama, California, Louisiana, Mississippi, South Carolina, Texas, Washington), Venezuela (1)

• Paleocene to Eocene of United States (1: California)

• Paleocene of Togo (1)

Total: 610 collections including 1043 occurrences