Squaliformes

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Squaliformes
Image:Gulper shark.png
Gulper shark, Centrophorus granulosus
Scientific classification
Kingdom:Animalia
Phylum:Chordata
Class:Chondrichthyes
Order:Squaliformes
Goodrich, 1909
Families

Squalidae (dogfish sharks)
Centrophoridae (gulper sharks)
Dalatiidae (sleeper sharks)
Echinorhinidae (bramble sharks)

Squaliformes is an order of sharks that includes the smooth dogfish and spiny dogfish and others, about 80 species in four families.

Members of the order have two dorsal fins, no anal fin, and no nictitating membrane. They have five gill slits.

Classification

Family Echinorhinidae

Family Centrophoridae

Family Dalatiidae

Family Squalidae



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