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Rajiformes
(skates), order, sharks & rays
Nucleotide Protein
Galeus
genus, sharks & rays
Odontaspis
Dasyatis
Squalidae
(dogfish sharks), family, sharks & rays
Lamniformes
order, sharks & rays
Carcharhiniformes
(ground sharks), order, sharks & rays
Torpedinidae
(electric rays), family, sharks & rays
Rajidae
(hardnose skates), family, sharks & rays
Dasyatidae
(stingrays), family, sharks & rays
Bathytoshia
Scyliorhinidae
(cat sharks), family, sharks & rays
Prionace
Carcharhinidae
(requiem sharks), family, sharks & rays
Odontaspididae
(sand tigers), family, sharks & rays
Squalus
Torpedo
Raja
Elasmobranchii
(elasmobranchs), subclass, sharks & rays
Gymnuridae
(butterfly rays), family, sharks & rays
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