Mollusca

From Wikipedia

Phylum* Classis* Subclassis* Ordo*
1 2 3 4
Mollusca Polyplacophora - -
Monoplacophora - -
Aplacophora - -
Gasteropoda Prosobranchiata Archaesgastropoda
Mesogasteropoda Pectinibranchia
Neogasteropoda
Opisthobranchiata Tectibranchiata
Nudibranchiata
Pulmonata Basommatophora
Stylommatophora
Bivalvia (Lammelibranchia) Protobranchiata -
Filibranchiata -
Eulamellibranchiata -
Scaphopoda Septibranchiata -
Cephalopoda Tetrabranchiata -
Dibranchiata Decapoda
Octopoda