• Quaternary of Italy (1 collection), South Africa (1), United States (1: Alaska)

• Pliocene of Jamaica (1)

• Miocene of the Dominican Republic (1), Indonesia (1)

• Eocene of United States (1: California)

• Permian of China (1), United States (2: Texas), Venezuela (2)

• Carboniferous of United States (1: Texas)

• Ordovician of United States (1: Texas)

Total: 14 collections each including a single occurrence