Mollusca Linnaeus, 1758 - molluscs see Phylum Mollusca Linnaeus, 1758
Ref: P. Bouchet & J.-P. Rocroi, 2005: 241 [out of scope]
   01 Family †Khairkhaniidae Missarzhevsky, 1989, incertae sedis
  Ref: P. Bouchet & J.-P. Rocroi, 2005: 241
   02 Family †Ladamarekiidae Frýda, 1998, incertae sedis
  Ref: P. Bouchet & J.-P. Rocroi, 2005: 241
   03 Family †Metoptomatidae Wenz, 1938, incertae sedis
  Ref: P. Bouchet & J.-P. Rocroi, 2005: 241
   04 Family †Patelliconidae Frýda, 1998, incertae sedis
  Ref: P. Bouchet & J.-P. Rocroi, 2005: 241
   05 Family †Protoconchoididae Geyer, 1994, incertae sedis
  Ref: P. Bouchet & J.-P. Rocroi, 2005: 241
   06 Superfamily †Archinacelloidea Knight, 1952, incertae sedis
  Ref: P. Bouchet & J.-P. Rocroi, 2005: 241
   07 Superfamily †Pelagielloidea Knight, 1956, incertae sedis see Order Pelagielliformes Runnegar & Pojeta, 1985
  Ref: P. Bouchet & J.-P. Rocroi, 2005: 241
   08 Superfamily †Scenelloidea Miller, 1889, incertae sedis
  Ref: P. Bouchet & J.-P. Rocroi, 2005: 241 [new rank]
   09 Superfamily †Yochelcionelloidea Runnegar & Jell, 1976, incertae sedis
  Ref: P. Bouchet & J.-P. Rocroi, 2005: 241
   10 Superfamily †Bellerophontoidea McCoy, 1852, incertae sedis
  Ref: P. Bouchet & J.-P. Rocroi, 2005: 241
   11 Gastropoda Cuvier, 1795 see Class Gastropoda Cuvier, 1795
  Ref: P. Bouchet & J.-P. Rocroi, 2005: 241; 4, 16, 206