58 



Mtt. K. M. SMITH ON CERTAIN SENSE-ORGANS 



undetermined Chloropid. I have been unable to find any of the 

 true sense-pits in this species, and there appears to be only one 

 inpushing of the chitin filled with stifi' hairs. 



Helomyzid^ (Text-fig. 33). 



The general surface of the antenna of Teplirochlamiys rufiventris 

 is beset with large finger-like sensory processes spread about in 

 great profusion and interspersed between very large chitinous 



Text-fio:urej33. 



Longitudinal section through the second and third joints of the antenna of 

 TephrocJilami/s riifiventris. X 600. 



spines. Text-fig. 33 Is a longitudinal section through the second 

 and third joints of the antenna of the same insect showing the 

 antennary nerve passing from one joint to another and also a pit 

 of simple type. 



CoRDYLURiD^ (Text-fig. 34). 



Text-fig. 34, from a transverse section through the base of the 

 third joint of the antenna of Scatophaga lutaria, shows a com- 

 paratively large pit. The sensory processes are finger-shaped 

 and very numerous. 



