• Quaternary of Canada (1: Quebec collection), France (4), Iceland (1), Italy (7), Panama (1), United States (2: Alaska, California)

• Pliocene of Ecuador (1), Italy (1), New Zealand (1), Pakistan (1), Panama (1), South Africa (1), United States (2: North Carolina, South Carolina)

• Miocene to Pliocene of New Zealand (1)

• Miocene of Austria (1), Ecuador (2), Germany (3), Japan (4), Kazakhstan (1), New Zealand (3), Panama (1), Poland (1), Slovakia (1), Spain (1), Tonga (1), United States (1: Florida)

• Oligocene of Canada (3: British Colombia, British Columbia), North Atlantic (3), United States (4: California)

• Eocene of Canada (1: British Columbia), Nigeria (1), Tonga (1), Trinidad and Tobago (1), United States (9: California, Louisiana/Texas, Oregon, Washington)

Total: 68 collections including 92 occurrences