In this article we will discuss about the T. S. body and parapodium of nereis. T. S.Body of Nereis: Fig. 127 T.S NEREIS 1. It is the slide of T. S. of Nereis. 2. The body wall is comprised of a' outermost thin cuticle, a layer c epidermis and a thick layer of circular muscles. 3. The longitudinal muscles are [...]
In this article we will discuss about the T.S. book lung of scorpion with the help of diagram. Fig. 156 BOOK-LUNG OF SCORPION 1. This is a slide of T.S. of book lung of an arachnid (Scorpion). 2. The book lungs are respiratory organs and are always in pair. 3. Each book lung is comprised of numerous (100-130) leaflets arranged [...]
In this article we will discuss about the head and mouth parts of butterfly with the help of diagram. Fig. 152 HEAD AND MOUTH PARTS OF BUTTERFLY 1. This is the slide of head and mouthparts of Butterfly. 2. The head bears a pair of large compound eyes and a pair of long jointed antennae. 3. The mouth parts are [...]