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Galeomorphii is a superorder of sharks.They are sometimes called galea or galean sharks.There are about 300 living species in 23 families.Galean sharks are divided into four orders: the Heterodontiformes, Orectolobiformes, Lamniformes, and Carcharhiniformes.
Shark species are increasingly becoming threatened because of commercial and recreational fishing pressures, the impact of non-shark fisheries on the seabed and shark prey species, and other habitat alterations such as damage and loss from coastal development and marine pollution. [6] Rising demands for shark products has increased pressure on ...
Somniosus rostratus A. Risso, 1827 (little sleeper shark) Somniosus sp. A Not yet described (long-nose sleeper shark) Genus Zameus D. S. Jordan & Fowler, 1903. Zameus squamulosus Günther, 1877 (velvet dogfish) Family Squalidae (dogfish sharks) Genus Cirrhigaleus S. Tanaka (I), 1912. Cirrhigaleus asper Merrett, 1973 (rough-skin spurdog)
Sphyrna alleni is a small species of shark, measuring less than 150 centimetres (4.9 ft) in length. Like other hammerhead sharks , its head is shaped into a flattened cephalofoil. The latter has a more angular anterior edge than that of S. tiburo , and bears lobes on its posterior edges, leading to it being described as "shovel-like". [ 1 ]
The great white shark is one of the 29 species covered by this MOU. For the purpose of the MOU, sharks include all species in the class Chondrichthyes, which cover sharks, rays, skates and chimaeras. Currently there are 29 species listed in Annex I of the MOU, although the annex may be edited following consensus obtained at a meeting of the ...
Each species in this genus also possesses a distinct black 'eye' spot behind its pectoral fins to deter predators by giving the appearance of a very large eye. [7] Neonate and juvenile epaulette sharks are born with lighter color markings and slightly different patterns, but their colors darken as they mature, with patterns shifting to mimic ...
Download as PDF; Printable version; ... One undescribed species is known - one in the genus Gollum, (Gollum sp. B) - the white-marked gollumshark. [3] [4] References
The most widely known species still surviving is the frilled shark, known as a living fossil, along with the Southern African frilled shark, found along coastal areas of South Africa. Several extinct species are known. †Crassodontidanidae †Crassodontidanidae: 4 8 Extinct: Hexanchidae: Cow sharks: 3 extant 5 extinct 5 extant 31 extinct