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The Andaman smooth-hound (Mustelus andamanensis) is a type of smooth-hound of the family Triakidae, found in Eastern Indian Ocean (Myanmar, Thailand, and Andaman Sea). [2] [1] This benthopelagic shark inhabits the depths of 50–100 m (160–330 ft).
Mustelus andamanensis White, Arunrugstichai & Naylorn, 2021 (Andaman smooth-hound) Mustelus antarcticus Günther , 1870 (gummy shark) Mustelus asterias Cloquet , 1821 (starry smooth-hound)
In addition, similar to the Andaman smooth-hound, the grey gummy shark's skeletal upper jaw possesses subdivided palatoquadrates as opposed to undivided palatoquadrates. The main difference between a subdivided palatoquadrate and an undivided palatoquadrate is that the former involves a palatoquadrate cartilage with four parts, and the latter ...
Identification of the 8 extant shark orders. Shark is the naming term of all members of Selachimorpha suborder in the subclass Elasmobranchii, in the class Chondrichthyes.The Elasmobranchii also include rays and skates; the Chondrichthyes also include Chimaeras.
The Triakidae or houndsharks are a family of ground sharks, consisting of about 40 species in nine genera. In some classifications, the family is split into two subfamilies , with the genera Mustelus , Scylliogaleus and Triakis in the subfamily Triakinae , and the remainders in the subfamily Galeorhininae .
The entire body of a shark is a very efficient eating machine. Each organ has been fine-tuned for hunting and acquiring food. Sharks are built to feed: Here's why they are the ultimate eating machines
The gray smooth-hound is a medium-sized spotless shark with a short narrow head. [2] [9] It is morphologically similar to others of its genus with its slender body, long blunt snout, conspicuous sub-ocular ridges, and dorsolateral eyes. [3] The gray smooth-hound is brown to dark-gray dorsally and white ventrally. [2]
The starry smooth-hound can often have faded spots that leads to misidentification. Another shark with which it is often confused is the tope shark, although the common smooth-hound has a larger second dorsal fin. The common smooth-hound has two dorsal fins, an anal fin, a pair of pectoral fins, a pair of pelvic fins, and a heterocercal tail.