• Motuan of New Zealand (1 collection)

• Cretaceous of Antarctica (2), France (1), New Zealand (1), Portugal (2), the United Kingdom (1), Venezuela (1)

• Jurassic of India (76), Japan (1), Tanzania (1), Ukraine (8), the United Kingdom (5)

• Triassic of United States (1: Nevada)

• Carboniferous of United States (1: Utah)

Total: 102 collections each including a single occurrence