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Alopias vulpinus (Bonnaterre, 1788) (thresher shark) Family Cetorhinidae (basking sharks) Genus Cetorhinus Blainville, 1816. Cetorhinus maximus (Gunnerus, 1765) (basking shark) Family Lamnidae (mackerel sharks) Genus Carcharodon A. Smith, 1838. Carcharodon carcharias (Linnaeus, 1758) (great white shark) Genus Isurus Rafinesque, 1810
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Members of the family Lamnidae (such as the shortfin mako shark and the great white shark) are homeothermic and maintain a higher body temperature than the surrounding water. In these sharks, a strip of aerobic red muscle located near the center of the body generates the heat, which the body retains via a countercurrent exchange mechanism by a ...
Only one species is in the crocodile shark family. It is a specialized inhabitant of the mesopelagic zone , found worldwide in tropical waters from the surface to a depth of 590 m (1,940 ft). It performs a diel vertical migration , staying below a depth of 200 m (660 ft) during the day and ascending into shallower water at night to feed.
Shark families (46 P) Shark genera (1 C, 103 P) A. Sharks in art (1 C, 5 P) Shark attacks (4 C, 15 P) B. ... List of megamouth shark specimens and sightings; List of ...
The families in the order Carcharhiniformes are expected to be revised; recent DNA studies show that some of the conventional groups are not monophyletic. The oldest members of the order appeared during the Middle-Late Jurassic , which have teeth and body forms that are morphologically similar to living catsharks . [ 1 ]
A shark, also called a "selachimorph", can be described as all of the following: Animal – multicellular, eukaryotic organism of the kingdom Animalia or Metazoa. An animal's body plan eventually becomes fixed as it develops, although some types of animal undergo a process of metamorphosis later on in their life.
The leopard shark, Triakis semifasciata, is a species of houndshark, family Triakidae, found along the Pacific coast of North America from the U.S. state of Oregon to Mazatlán in Mexico. Typically measuring 1.2–1.5 m (3.9–4.9 ft) long, this slender-bodied shark is immediately identifiable by the striking pattern of black saddle-like ...