340 



GUIDE TO CALIFORNIA INSECTS. 



StALIDyC. 



The larvEe are aquatic and carnivorous. 

 Chauliodes californicus Walk. Sialis fuliginosa Pict. 



disjunctus Walk. infumata Newm. 



minimus Dav. nevadensis Dav. 



PERLINA. 



PERLID/E. 



Aquatic insects in their early life living beneath stones, etc., at the bottom 

 of streams and ponds and feeding on decaying vegetable matter. 

 Alloperia contlnua Banks. concoior Banks. 



Dictyopteryx signata Hag. Pteronarchus californicus Newp. 



Peria californica Banks. proteus Newm. 



Figure 365. Venation in Nemourd. 



