COLEOPTERA OF SOUTHERN CALIFORNIA. 89 



bark in the same locality as the preceding: complex is 

 northern, while vegrandis, pertenuis, nucleatus and api- 

 calis inhabit the middle coast region. 



Aulonium. A. longum, rare under pine bark; San 

 Bernardino Mountains: paratttlopipedum, one specimen 

 taken in "California" (Horn). 



Aglenus. A. brunneus, one or two examples were taken 

 each morning from beneath a portion of the trunk of a 

 recently cut fig tree; others were sifted from stable 

 refuse near by; Pomona, October, February. 



Oxylaemus. A few specimens of calif or nicus were 

 taken flying at twilight about lumber piles; San Ber- 

 nardino Mountains. 



Deretaphrus. D. oregonensis, middle Sierras and 

 north. 



Cerylon. C. castaneum, not common; found once 

 under oak bark in the San Bernardino Mountains: 

 californicum and sylvaticum are described by Casey from 

 Lake Tahoe. 



Lapethus. L. discretus, found under bark; Humboldt 

 County (Casey). 



RHYSSODID^E. 



Rhyssodes. R. hamatus, not common, under bark of 

 fallen conifers, San Bernardino Mountains; much more 

 plentiful at Lake Tahoe and further north. 



CUCUJHXE. 



Silvanus. $. xurinamensis, occurs commonly in 

 stored cereals, etc. : bidentatus, "not very common, occurs 

 with the preceding;" San Diego County (Blaisdell): 



