67 - MUSCA. 



130. Adult. Make an enlarged drawing of the fly seen from the dorsal aspect, 

 showing : head, compound eyes, ocelli, antennae ; thorax, bearing one'pair of wiug^. 

 one pair of halteres and three pairs of legs; abdomen, with four segments. 



131. Head. Draw an enlarged view of the head seen from in front, showing: 

 compound exes, touching one another in the male, separated in female ; ocelli ; 

 lunula ; antennae ; proboscis, with terminal pad and palps. 



132. Tarsus. Mount a tarsus and examine under thn low power Draw: joints; 

 claws ; pads ; hairs. 



