INSECT LIFE IN INDIA. 



869 



on the underside of fallen trees in the Malay Archipelago and 



Peninsula and 

 i n Tenas- 



serim. It is 

 possible that 

 heir flat 

 shape may aid 

 them in their 

 pursuit o 

 their insect 

 prey as is 

 known to be 

 the case with 

 other forms 

 of insect life 

 preda c e o n s 

 upon bark 

 and wood- 

 boring insects. 

 Morm o I y c e 

 phy Modes, the 

 insect depicted 

 in Fig. 134, 

 comes from 

 Tavov. 



Fig. 134. — Mormolyce phyllodet, (Tavoy). 



Fam. VI. Dytiscidse— Water-beetles. 



This is the only aquatic family of beetles which will be briefly con- 

 sidered in these papers. 



The Dytiscidse have their antennae bare ; the hind legs are formed 

 for swimming and cannot be used for ordinary walking ; the 

 metasternum has no transverse line across it and is closely united behind 

 with the extremely long coxae. 



The Dytiscidfe or true water-beetles are of interest because they 

 differ from the aquatic Neuroptera, in that they live in water both in 



