120 CALIFORNIA ACADEMY OF SCIENCES. 



County); dolorosa and postica 'dre known only from Los 

 Angeles County, the latter being represented by a single 

 specimen taken by Coquillett; alicia, one example, Los 

 AngelesCounty (Coquillett); versw^a, 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; gemina,ljOS Angeles 

 and San Bernardino counties to Siskiyou County, but 

 not common; comata 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. — G. 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. 

 obotinus 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, 



