Alphabetical Listing of Families within this Taxa Group:

family     Alopiidae		T5013299
family     Brachaeluridae		T5012886
family     Carcharhinidae		T5012900
family     Centrophoridae		T5012893
family     Cetorhinidae		T5013300
family     Chlamydoselachidae		T5013297
family     Dalatiidae		T5013307
family     Echinorhinidae		T5013308
family     Etmopteridae		T5013328
family     Ginglymostomatidae		T5013303
family     Hemigaleidae		T5013293
family     Hemiscylliidae		T5013318
family     Heterodontidae		T5013310
family     Hexanchidae		T5013298
family     Lamnidae		T5013301
family     Leptochariidae		T5015286
family     Megachasmidae		T5013327
family     Mitsukurinidae		T5013302
family     Odontaspididae		T5012889
family     Orectolobidae		T5013313
family     Oxynotidae		T5013329
family     Parascylliidae		T5015299
family     Pentanchidae		T5006073
family     Pristiophoridae		T5013311
family     Proscylliidae		T5013312
family     Pseudocarchariidae		T5013320
family     Pseudotriakidae		T5013294
family     Rhincodontidae		T5013304
family     Scyliorhinidae		T5013295
family     Somniosidae		T5013330
family     Sphyrnidae		T5013296
family     Squalidae		T5013309
family     Squatinidae		T5012924
family     Stegostomatidae		T5013322
family     Triakidae		T5012909