Eukaryota  >  Metazoa  >  Chordata  >  Chondrichthyes

Family	Genus	Species
Alopiidae	1	3
Anacanthobatidae	3	4
Arhynchobatidae	13	86
Brachaeluridae	1	2
Callorhinchidae	1	4
Carcharhinidae	13	121
Carchariidae	1	1
Centrophoridae	2	44
Cetorhinidae	1	1
Chimaeridae	2	54
Chlamydoselachidae	1	1
Dalatiidae	5	8
Dasyatidae	18	221
Dichichthyidae	1	1
Echinorhinidae	1	6
Etmopteridae	4	74
Ginglymostomatidae	3	4
Glaucostegidae	1	26
Gurgesiellidae	3	6
Gymnuridae	2	35
Hemigaleidae	4	9
Hemiscylliidae	2	20
Heterodontidae	1	11
Hexanchidae	3	5
Hexatrygonidae	1	2
Hypnidae	1	1
Lamnidae	3	7
Leptochariidae	1	1
Megachasmidae	1	1
Mitsukurinidae	1	1
Myliobatidae	6	73
Narcinidae	5	37
Narkidae	3	6
Odontaspididae	1	2
Orectolobidae	3	31
Oxynotidae	1	3
Parascylliidae	2	5
Platyrhinidae	2	5
Plesiobatidae	1	1
Potamotrygonidae	5	195
Pristidae	2	7
Pristiophoridae	2	7
Proscylliidae	4	8
Pseudocarchariidae	1	1
Pseudotriakidae	2	2
Rajidae	18	151
Rhincodontidae	1	1
Rhinidae	1	1
Rhinobatidae	6	55
Rhinochimaeridae	3	8
Rhynchobatidae	1	45
Scyliorhinidae	16	156
Somniosidae	7	13
Sphyrnidae	1	2
Squalidae	2	85
Squatinidae	1	28
Stegostomatidae	1	1
Torpedinidae	2	22
Triakidae	8	80
Urolophidae	2	23
Urotrygonidae	2	14
Zanobatidae	1	1