Alphabetical Listing of Families within this Taxa Group:

family     Alopiidae		T5013299
family     Cetorhinidae		T5013300
family     Lamnidae		T5013301
family     Megachasmidae		T5013327
family     Mitsukurinidae		T5013302
family     Odontaspididae		T5012889
family     Pseudocarchariidae		T5013320