• Quaternary of United States (1: California collection)

• Oligocene of United States (3: Washington)

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

• Eocene of United States (5: Washington)

• Cretaceous of Gabon (3), New Zealand (1), United States (5: California)

• Jurassic of United States (1: California)

Total: 20 collections including 24 occurrences