354 



ZOOLOGY. 



The most aberrant of beetles is Stylops (Figs. 338 and 339, 

 8. childreni Westwood), the male of which has minute fora 



Fig. 339. Stylaps chUdreni, female, 

 o, parasitic in the abdomen of a bee ; 

 &, top view of tho same. Much en- 



Fig. 340. Astraptor illuminator, larviL- 



Pig. 342. The early stages of the common House-fly. A, dorsal and sideriew of 

 the larva * a, air-tubes : sp, spiracle. C, the spiracle enlarged. F, head of the same 

 larva, enlarged; M, labrum (?); md, mandibles ; mx, maxillas ; at, antennae. E, a 

 terminal spfracle much enlarged. D, puparium ; sp, spiracle. All the figures much 

 enlarged. 



wings. The female is wingless, grub-like, imperfectly de- 

 veloped, and is viviparous, the young issuing from her body 



