322 CALIFORNIA ACADEMY OF SCIENCES [Pkoc. 4th Sei. 



806. Neuroctena analis Fall. 

 Corvallis (Moznette). 



807. Tetanocera vicina Macq. 



Common at Corvallis, V-15 to VII-17; Mary's Peak, 

 IV-24; large series at Forest Grove, V-25 and IX-30 (Cole). 



808. Limnia pubescens Day 

 Forest Grove, V (Cole). 



809. Limnia saratogensis Fitch 



Common at Corvallis, V-12 to IX-29; Mary's Peak, 

 V-13; Forest Grove, V-25 (Cole). 



810. Dictya umbrarum (Linn.) 



Forest Grove, V-19 to IX-30 and Hood River, IX-4 to 

 X-30 (Cole). 



811. Sepedon armipes Loew 

 Corvallis; Hood River, VII-28 and IX-24 (Cole). 



812. Sepedon pacifica Cress. 

 Forest Gro\ 7 e, IX-30 (Cole). 



813. Hedroneura rufa (Panz.) 



Forest Grove, IX-30 (Cole). This European species was 

 first discovered at Potlatch, Idaho, by Dr. Melander; there 

 the writer first collected them and later at Vernon, B. C. 

 A good series was taken at Forest Grove in a small marsh. 



