Three parts of the nervous system of Scoliodon.

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The spadenose shark (Scoliodon laticaudus) is a species of requiem shark in the family Carcharhinidae. It is common in the tropical Indian and western Pacific Oceans, where it forms large schools in shallow water. A small shark reaching a length of 74 cm (29 in), the spadenose shark is named for its distinctively flattened, triangular snout.

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Disclaimer: The Animal Diversity Web is an educational resource written largely by and for college students.ADW doesn't cover all species in the world, nor does it include all the latest scientific information about organisms we describe. Though we edit our accounts for accuracy, we cannot guarantee all information in those accounts.

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Scoliodon and Rana are poikilothermic animals. Scoliodon is an aquatic cartilage fish. Rana lives in water and on land-amphibian. In both the vertebrates the skin (integument) is the outermost covering of the body. It is multicellular and multilayered structure typically formed of an outer layer of 'epidermis' and an inner layer of 'dermis.

Short Description Diagnosis after Compagno, 1984: Field Marks: A small, unmistakable requiem shark, with a very long, flat, laterally expanded, spadelike snout, small eyes, small, smooth-edged bladelike teeth with oblique cusps, distal blades, and no cusplets, a stocky compressed body, short, broad triangular pectoral fins, the first dorsal fin well rearward on the back with its rear tip.

Classification. Same as in Scoliodon. Habit and habit. Sphyrna or Zygaena or Reniceps is a common marine fish, adapted for deep sea waters. It is a voracious feeder and active swimmer. It eats small fishes, but because of its attacks on man, it is dreaded as man-eater. Comments.

Definition of Scoliodon in the Definitions.net dictionary. Meaning of Scoliodon. What does Scoliodon mean? Information and translations of Scoliodon in the most comprehensive dictionary definitions resource on the web.

Occurs in shallow, inshore waters, most abundant near large freshwater outflows, e.g. Pearl River estuary (Hong Kong) and the large Borneo drainage systems (Ref. 84283).

Write an essay on protozoa and human disease. 5. Write the classification of phylum coelenterate upto classes give its main characters with suitable example. 6. Give an account of canal system in Porifera. 7. Classify the phylum annelida upto the class. Write down the characters of each class and also give at least two examples of each class. 8.