248 University of California PuUications. [Entomology 



Cixius hasalis Van D. Not uncommon during July about 

 Fallen Leaf Lake and at Half Moon Lake. This species has been 

 taken in the Selkirk Mountains in British Columbia and in 

 Colorado, and is common in the northeastern states and Canada. 



Laccocera ohesa Van D. Several females were found on the 

 flats at the lower end of Fallen Leaf Lake, July 17. 



Lihurnia magnifrons Crawf. Taken with the preceding. 



Liburnia sp. A species near oshorni was very abundant on a 

 marshy meadow near the Angora Lakes at an altitude of 7200 

 feet. 



Koehelia, caUfornica Baker. Abundant on lodge-pole pine. 

 They began reaching maturity about July 12 and by the last of 

 the month few nymphs were seen. 



Koehelia. irrorata Ball. One pair was taken with the preced- 

 ing on July 22. It is larger, with a longer vertex, and is paler 

 in color and less mottled, and the genital characters are distinct. 



Oncopsis rariahilis Fitch. On alders about the upper end of 

 Fallen Leaf Lake, July 5 to 19. These are all pale yellow or 

 testaceous and are without the oblique elytral vitta. One male 

 does not differ from the female in color. 



Oncopsis pruni Prov. Two males taken at Half ^loon Lake 

 and one near Cathedral Lake, July 5. 



Ifliocerus amoena Van D. Taken at the lower levels during 

 July. 



Agallia calif omica Baker. Angora Lake, June 22, and Fallen 

 Leaf Lake, July 16. 



Helochara conmninis Fitch. Lower end of Fallen Leaf Lake, 

 not uncommon. 



Xeropliloea. riridis Fabr. One large rather gray specimen 

 was taken with the preceding. 



Gypona angulata Spangb. A single specimen taken near Glen 

 Alpine Springs, July 12. 



Errhonifnellus maculatus G. & B. Two young and two adults 

 of what I believe to be this species were taken along tlie Tallac 

 short trail, July 5. 



Parol) olocratus viridis Uhler. Several were found near the 

 sawmill at the lower end of Fallen Leaf Lake, July 17. 



Aligia jucunda, Uhler. lieaten from chinquapin oaks on the 

 western short of Fallen Leaf Lake, July 5. 



