In this article we will discuss about the Tentaculocyst of Aurelia with the help of a diagram. 1. It is the slide of tentaculocyst of Aurelia which is also known as rhopallium statocyst. 2. It is a club-shaped structure and is located between the two marginal lappets. It is covered by the hood (the bell margin) on outer side. 3. [...]
In this article we will discuss about the head and mouth parts of housefly with the help of diagram. Fig. 153 HEAD AND MOUTH PARTS OF HOUSEFLY 1. It is the slide of head and mouthparts of housefly (Musca do-mestica). 2. The mouthparts are of sponging type and are used for sucking liquid food. 3. The head is large and [...]
In this article we will discuss about the L.S. ospharisium and ctenidium of pila with the help of suitable diagrams. L.S. Ospharisium of Pila: 1. It is the L.S. of Ospharidium of Pila. 2. It is the chemoreceptor organ of the animal, which helps in testing the purity of incoming water currents in mantle cavity. 3. It is elongated, oval [...]