Mollusca

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