COLEOPTERA OF SOUTHERN CALIFORNIA. 103 



localities. It is practically impossible to identify speci- 

 mens with any degree of certainty with existing literature. 



Peltis. P. pipping skoeldi, Sierras; under bark. 



Grynocharis. G. pilosula, Sierras, Mt. Wilson, eleva- 

 tion 6,000 feet. 



MONOTOMID^E. 



Monotoma. M. picipes, not rare on the wing, and is 

 taken. by sifting in spring: mucida, not common, under 

 leaves, etc., along the Colorado River at Yuma. 



Phyconomus. P. marinus is rather common under 

 rubbish along the Southern California beaches above 

 tide-water. 



Hesperobaenus. H. abbreviatus, common under bark 

 of freshly cut deciduous trees, flower-stalks of yucca, etc. 



Europs. E. longicollis, near San Francisco; under 

 bark. 



Bactridium. B. striatum, one specimen from Pomona, 

 November; more frequent under bark in the desert re- 

 gion of the southeast. Numerous specimens of a spe- 

 cies closely allied to, if not identical with striolatum 

 were found under the bark of sycamore, in the Ojai Val- 

 ley, in March. 



BYRRHIDJE. 



Nosodendron. N. californicum, one example from 

 Pine Flats, elevation 6,000 feet, Los Angeles County; 

 commoner in the Sierras farther north. 



Amphicyrta. A. dentipes, one example under freshly 

 cut live-oak chips; Pasadena, January 1. Specimens 

 scarcely distinguishable are in my collection from 

 northern California, under the name chrysomdina. 



