• Quaternary of United States (4: Michigan, Texas, Virginia collections)

• Miocene of Austria (5), Germany (1), Hungary (1), the Marshall Islands (1), the Philippines (1), United States (1: Montana)

• Oligocene to Miocene of United States (5: Florida, Montana)

• Eocene of France (3), United States (1: California)

Total: 23 collections including 24 occurrences