• Cretaceous of Canada (4: Alberta, Saskatchewan collections), China (1), France (2), Germany (2), Japan (2), Mexico (1), Romania (1), the Russian Federation (3), Spain (12), Sudan (1), Tajikistan (1), the United Kingdom (1), United States (20: Montana, Texas, Utah), Uzbekistan (1)

• Jurassic of Ethiopia (1), France (1), the United Kingdom (2), United States (1: Wyoming)

Total: 57 collections including 58 occurrences