106 CALIFORNIA ACADEMY OF SCIENCES. 



Allopogon. A. villosus, not common at Pasadena and 

 Pomona; taken in May, by sweeping weeds by the road- 

 side. 



Stenocolus. S. scutellaris, rare; Sacramento and Yo- 

 semite Valley. 



Dascyllus. D. davidsonii is not uncommon in the 

 country to the north of San Francisco (Lake and 

 Sonoma counties, etc.): plumbeus occurs in the middle 

 Sierras. 



Anorus. A. piceus is taken rather frequently in May 

 and June, flying at dusk; Pomona, Pasadena, Arrowhead 

 Springs; San Diego to Owens Valley (Horn). 



Anchycteis. A. velutina occurs in the Shasta region. 



Eucinetus. E. infumatus, one example, Santa Bar- 

 bara, February; taken by sweeping; "occurs near San 

 Francisco, under bark, in February " (Horn). 



Acneus. A. quadrimaculatus occurs north of San 

 Francisco. 



Helodes. H. apicalis, not common; found in the 

 Sierras from Los Angeles County north. A single example 

 of an undescribed species has occurred at Pomona. 



Cyphon. C. exiguus, rare at Pasadena; taken by 

 sweeping near water: concinnus, rather plentiful on 

 coniferous trees in the Sierras: variabilis, specimens so 

 referred are quite common on willows at Pasadena in 

 May: brevicollis occurs in the northern portions of the 

 State. 



Placonycha. P. edivardsii occurs along mountain 

 streams during May and June. The males are not 

 rare, flying about and resting on rocks and overhang- 

 ing foliage (the females are less common). 



