Fig. 28. Lucilia casar ; enlarged. 

 (Author's illustration.) 



Fig. 29. Calliphora erythrocephala 

 enlarged. (Author's illustration.) 



Fig. 30. Phonnia terrccnovce; en- 

 larged. (Author's illustration.) 



Fig- 33- Scatophaga furcata; en- 

 larged. (Author's illustration.) 



