Lamna
Lamna is a genus of mackerel sharks in the family Lamnidae, containing two extant species: the porbeagle of the North Atlantic and Southern Hemisphere, and the salmon shark of the North Pacific.
Lamna is a genus of mackerel sharks in the family Lamnidae, containing two extant species: the porbeagle of the North Atlantic and Southern Hemisphere, and the salmon shark of the North Pacific.