150 



TABLE OF TKICHOPTERA. 



(Family Phryganeidse.) 



A. Antenna? threadlike or pectinated 



Hind wings not folded. 



Sub-fam. : Hydroptilides* 



B. Antennae bristle-like. 



* Hind wings not folded, 



Sub-fam. : Psychomides.] 



** Hind wings folded. 



a. without transverse nerves. 



1 . max. palpi dilated in $ . 

 Sub-fam. : Sericostomides.^ 



2. max. palpi, alike in $ and 

 Sub-fam. : Ryacophilides^ (terminal joint ovoid). 



Sub-fam. : Hydropsychides J (terminal joint fili- 

 form, very long). 



b. with transverse veins : terminal joint of max. 



palpi ovoid. 



* Larvae enclosed in a flattened, membranous moveable case, with 

 slit-like opening. 



f Larva enclosed in moveable cases with a circular opening. 

 J Larvae enclosed in cases fixed to stones. 



