Genus Scymnodalatias

 
 

Whitetail dogfish - The whitetail dogfish is a rare species known only from a few specimens taken by tuna longliners and trawlers.

 
 

Azores dogfish - The Azores dogfish, Scymnodalatias garricki, is a very rare sleeper shark of the family Dalatiidae.

 
 

Sparsetooth dogfish - The sparsetooth dogfish, Scymnodalatias oligodon, is a very rare sleeper shark of the family Dalatiidae, the holotype of which was taken in the subtropical southeast Pacific at a depth of up to 200 m.

Sherwood dogfish - The sherwood dogfish is ovoviviparous.

Order : Squaliformes
Family : Somniosidae
Genus : Scymnodalatias