148 CALIFORNIA ACADEMY OF SCIENCES. 



district so far as I am able to learn, but is not so exceed- 

 ingly rare farther north; it has been bred from the dead 

 wood of Sambucus glaucus (Blaisdell). 



Necydalis. N". barbarce, Santa Barbara; rare (Riv- 

 ers): Icevicollis, middle California; taken by Van Dyke 

 and Rivers near San Francisco, where it is found 

 to breed in decayed Quercus agrifolia, and in dead 

 Eucalyptus globulus (Rivers): cavipennis occurs (in the 

 north) at Piedmont, Alameda County, May (Fuchs). 



Ulochaetes. U. leoninus, San Bernardino Mountains; 

 Glenbrook, Lake County, June (Fuchs); Sisson, Shasta 

 County, June, on yellow pine (Van Dyke). The dried 

 remains of the beetles in their burrows in dead Pinus 

 ponderosa have been seen by the writer; the beetles 

 emerge in July, but are scarce or at least seldom taken. 



Pyrotrichus. P. vitticollis was taken by Mr. Fuchs 

 at Laundry Farm, Alameda County, in April. 



Leptalia. L. macilenta, northern California; Sonoma 

 County (Ricksecker); on willows, in Mill Valley, Marin 

 County, May (Fuchs). 



Rhagium. R. lineatum is central or northern; not 

 rare about Lake Tahoe. 



Centrodera. One example of nevadica from Santa 

 Monica is in the collection of Van Dyke. 



Toxotus. T. vestitus is not uncommon in the south- 

 ern Sierras (Van Dyke): flavolimbatus is recorded 

 from " Cal.," nubifer from Tejon, laterdlis from near 

 San Francisco. 



Pachyta. P. spurca, one example from Echo Moun- 

 tain, Los Angeles County: liturata, one example from 

 Mt. Whitney, elevation 8,000 feet (Daggett). 



