- †Caprotinidae Family: †Diceratidae Family: †Hippuritidae Family: †
Plagioptychidae Family: †Polyconitidae Family: †Radiolitidae Suborder: †Requieniidina...
- †Diceratidae Family: †Hippuritidae Family: †Monopleuridae Family: †
Plagioptychidae Family: †Polyconitidae Family: †Radiolitidae Family: †Trechmannellidae...
- †Hippuritidae
Family †Ichthyosarcolitidae
Family †Monopleuridae
Family †
Plagioptychidae Family †Radiolitidae
Family †Techmanellidae
Superfamily †Requienioidea...
- 1895 †
Hippuritidae Gray, 1848 †
Monopleuridae Munier-Chalmas, 1873 †
Plagioptychidae Douvillé, 1888 †
Polyconitidae Mac Gillavry, 1937 †
Radiolitidae d'Orbigny...
