Isurus is a genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of mackerel shark
Lamniformes is an order of sharks commonly known as mackerel sharks . It includes some of the most familiar species of sharks, such as the great white shark, as well as more unusual representatives, such as the goblin shark and the megamouth shark.Members of the order are distinguished by...

s in the family Lamnidae
Lamnidae is a family of sharks, commonly known as mackerel sharks or white sharks. They are large, fast-swimming sharks, found in oceans worldwide....

, commonly known as the mako sharks. There are two living species, the common shortfin mako shark
Shortfin mako shark
The shortfin mako shark, Isurus oxyrinchus , is a large mackerel shark. Along with the closely related longfin mako it is commonly referred to as a "mako shark".-Etymology:...

 (Isurus oxyrinchus) and the rare longfin mako shark (Isurus paucus), and several extinct species known from fossils. They range in length from 9 to 15 feet, and have an approximate maximum weight of 1,750 lbs. The Lamnidae family also includes sharks such as the great white shark
Great white shark
The great white shark, scientific name Carcharodon carcharias, also known as the great white, white pointer, white shark, or white death, is a large lamniform shark found in coastal surface waters in all major oceans. It is known for its size, with the largest individuals known to have approached...

 and porbeagle
The porbeagle is a species of mackerel shark in the family Lamnidae, distributed widely in the cold and temperate marine waters of the North Atlantic and Southern Hemisphere. In the North Pacific, its ecological equivalent is the closely related salmon shark...

. The Mako shark is capable of swimming up to 40mph and jumping up to 24 ft. in the air.


The genus contains two living species:
  • Isurus oxyrinchus Rafinesque, 1810 (Shortfin mako)
  • Isurus paucus Guitart-Manday, 1966 (Longfin mako)

Fossil species include I. hastalis, I. retroflexus, I. desori, I. escheri, and I. planus.
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