Eukaryota  >  Metazoa  >  Mollusca  >  Gastropoda  >  Architaenioglossa

Family	Genus	Species
Alycaeidae	5	16
Ampullariidae	10	101
Cochlostomatidae	5	108
Cyclophoridae	24	262
Diplommatinidae	8	160
Maizaniidae	1	1
Megalomastomatidae	1	2
Pupinidae	7	15
Viviparidae	26	267