712 



Mr. T. H. Taylor 07i 



deep layer later. As the cuticular wall develops it assumes 

 a (lark colour, which makes the gill a conspicuous object 

 ou the side of the thorax. 



to .2 



si 



2 

 g=l . 



i;i 



mTS to 



c E <4 



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OB'S rt 



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When the larva is full-grown it weaves around its body 

 a case, and then turns into a pupa. In S. latipes the whole 



