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 salivary glands of cockroach with the help of diagram. Fig. 154 SALIVARY GLANDS OF COCKROACH 1. It is the slide of salivary glands of Cockroach. 2. These glands are paired and white structures and are situated one on either side of crop in the prothoracic region. 3. The salivary glands, as [...]
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 [...]