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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).
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2. The mouthparts are of sponging type and are used for sucking liquid food.
3. The head is large and bears a pair of very large compound eyes and very small antennae.
4. The mouthparts include a long proboscis tube made by labrum – epipharynx, hypo- pharynx, labium and a pair of un-jointed maxillary palps on sides of proboscis.
5. The proboscis is divided into terminal disc-like label/urn a middle hausteilum and a basal rostrum.
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6. Each labellum is made up of 2 oval lobes or labellar discs & each labellar disc is made up of numerous pseudo tracheal channels.
7. The rostrum is connected to head and hausteilum is the prolongation of rostrum.
8. The hausteilum is made up of labium and encloses the food channel, which is formed by labrum-epipharynx and hypo pharynx.
9. Mandibles and maxillae are absent.
