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but of still finer texture (Fig. 4, d), in which the pupa lies. 

 The water enters under the anterior margin, which is some- 

 times fastened down at one or two points, and through the 

 anterior holes, and passes out through the posterior holes, the 

 pupa is thus kept dry but well supplied with air. The cocoon 



Fi(!. 2. 



Ventral view of Cocoon. 



a. Larval tunnels. b. Dome. c. Outer cover 



e. Pillars of dome. Pillars of arches. 



varies in size and shape according to the position in which it 

 is built. 



" We took several pupae home and constructed a suitable 

 breeding-cage, in which we hatclied out the moth, and also a 

 large Ichneumonid. We had noticed the cocoon and emergence 



