Alphabetical Listing of Families within this Taxa Group:

family     Addisoniidae		T4095785
family     Anatomidae		T4035361
family     Caymanabyssiidae		T4023573
family     Fissurellidae		T4009436
family     Haliotidae		T4035307
family     Larocheidae		T4023675
family     Lepetellidae		T4023276
family     Lepetodrilidae		T4035352
family     Pseudococculinidae		T4023291
family     Pyropeltidae		T4023554
family     Scissurellidae		T4023270
family     Sutilizonidae		T4023474