• Cretaceous of Brazil (2 collections), Germany (1), Japan (1)

• Jurassic of Brazil (1), France (2), Italy (1), Luxembourg (1), the United Kingdom (1)

• Triassic of Algeria (1), Belgium (4), China (3), Germany (1), the United Kingdom (1), United States (2: Idaho, Oregon)

• Permian of Brazil (1), Greece (1), Oman (1), the Russian Federation (1), United States (1: Texas)

• Carboniferous to Permian of Argentina (1)

• Carboniferous of Greenland (1)

Total: 29 collections each including a single occurrence