170 CALIFORNIA ACADEMY OF SCIENCES. 



■obesa is not rare in the foot-hills near Pomona, Pasadena, 

 etc.: magna, Central Valley: riigosa, Los Angeles 

 County (Coquillett). 



Centronopus. — C. paralleliis, middle Sierras, under 

 bark. 



Cibdelis. — G. blaschkii, San Diego County, "mountain- 

 ous districts, under bark " (Blaisdell); commoner far- 

 ther north: bachei, Santa Barbara, San Clemente and 

 ■Santa Catalina islands: laevigata, Santa Barbara. 



Tenebrio. — Specimens of obscurus have been found in 

 grain at Pasadena; perhaps a mere sporadic importa- 

 tion: tenebrioides is rare, under bark, in the San Bernar- 

 dino Mountains. 



Bius. — One example of estriatus was found under 

 pine bark in the San Bernardino Mountains, July; it is 

 one of our rarest species. 



Doliema. — D. plana is generally rare, but is occasion- 

 ally found in large numbers under the bark of dead 

 sycamores; I have taken it thus in the Ojai Valley, in 

 March, and Blaisdell reports similar captures in San 

 Diego County; occurs also at Yuma (Wickham). 



Alaephus, — A. pallidus, Palm Springs (Fenyes), Fort 

 Teion (Horn). Mr. Wickham reports a species of 

 Alcephus " near pallidus " from Needles, on the Colorado 

 River. 



Eupsophus. — E. castaneus, Palm Springs, not rare in 

 spring; Owens Valley, flying by night (Horn). 



Mecysmus. — M. angustus is found rather abundantly 

 flying at night at Yuma (Horn), Mojave Desert, Pomona 

 and Riverside; under stones and on sidewalks at the 

 latter places (never on the wing in my experience): 

 tenuis is described from "So. Cal." 



