In this article we will discuss about the male and female reproductive systems of scoliodon. The excretory organ consists of a pair of elongated kidneys. The functional adult kidneys are opisthonephros type. The anterior portion of the kidney is non-functional and the posterior portion becomes greatly developed. The kidneys are composed of coiled glandular uriniferous tubules or nephrons. Each tubule [...]
In this article we will discuss about the external structures of scoliodon. This will also help you to draw the structure and diagram of scoliodon. Scoliodon is an elongated spindle-shaped animal. It has a laterally compressed body. A fully developed specimen of this genus attains a length of about 60 cm. Body is divisible into head, trunk and tail. Head [...]
In this article we will discuss about the exoskeleton and endoskeleton structure of scoliodon. The exoskeleton includes predominantly the scales which are present all over the body. Endoskeleton comprises of the axial and appendicular skeleton. Exoskeleton: The entire surface of the scoliodon body is covered by oblique rows of placoid scales or odontoids (Fig. 1.29). Atypical placoid scale has a [...]