Alphabetical Listing of Families within this Taxa Group:

family     Amphibdellatidae		T4072574
family     Ancylodiscoididae		T4027028
family     Ancyrocephalidae		T4024942
family     Calceostomatidae		T4072262
family     Dactylogyridae		T4072263
family     Diplectanidae		T4026849
family     Neocalceostomatidae		T4072709
family     Protogyrodactylidae		T4072710
family     Pseudodactylogyridae		T4072708