120 CALIFORNIA ACADEMY OF SCIENCES. 



County); dolorosa and postica are known only from Los 

 Angeles County, the latter being represented by a single 

 specimen taken by Coquillett; alicia, one example, Los 

 Angeles County (Coquillett); versuta, rare in Los Angeles 

 and Mariposa counties; I have taken the species from 

 yucca blooms in June; guttifera, one example taken in 

 Los Angeles County by Van Dyke; geminates Angeles 

 and San Bernardino counties to Siskiyou County, but 

 not common; comoJa and alacris are described as from 

 "near Fort Yuma." 



Ptosima. One example of P. walshii has been taken 

 by Mr. Coquillett in Los Angeles County. 



Crysophana. C. placida is rare in the San Bernar- 

 dino Mountains, where I have beaten it from yellow 

 pines in August. 



Agrilus. A. angelicus is a rare species described 

 from one specimen taken in ,Los Angeles County by 

 Coquillett, and a short series from the Santa Cruz 

 Mountains (National Museum Collection). I have 

 taken one specimen in the San Bernardino Mountains 

 in July, at an elevation of 5000 feet, and have seen 

 several specimens taken by Mr. Daggett at Deep Creek, 

 a point a little farther east in the same mountains, at 

 an altitude of 6000 feet. A. niveiventris is common on 

 willows throughout the State; specimens taken at Yuma 

 by myself are of a dull green color, while those from 

 the southern maritime region are almost invariably 

 cupreous; I have seen specimens of a brilliant blue 

 color taken by Dr. Fenyes in the Shasta region. A. 

 obolinus is in Mr. Ulke's collection from "Southern 

 California ;" ivalsinghami is found in the extreme 

 northern part of the State: jacobinus, San Diego: 

 politus, San Bernardino Mountains, on willow: blandus, 



