Eukaryota  >  Metazoa  >  Mollusca  >  Polyplacophora

Family	Genus	Species
Acanthochitonidae	7	41
Callistoplacidae	2	11
Callochitonidae	1	10
Chaetopleuridae	1	8
Chitonidae	10	66
Choriplacidae	1	1
Cryptoplacidae	1	6
Ferreiraellidae	1	2
Hanleyidae	1	2
Hemiarthridae	1	1
Ischnochitonidae	7	63
Lepidopleuridae	4	46
Leptochitonidae	3	6
Loricidae	2	2
Mopaliidae	11	61
Nierstraszellidae	1	3
Schizochitonidae	1	1
Schizoplacidae	1	1
Tonicellidae	4	25