186 CALIFORNIA ACADEMY OF SCIENCES. 



Tegrodera. T. erosa, San Diego, Riverside, Owens 

 Valley (race latecincta). Certainly very rare at River- 

 side, but common enough at times at various places on 

 the Desert. Horn states that it occurs in Owens Valley 

 in "the latter part of June, on a low plant bearing blue 

 flowers. " 



Phodaga. P. alticeps, Indio, Owens Valley. 



RHIPIPHORID^E. 



Rhipiphorus. R.flavipennis and R. cruentus are rather 

 uncommon, on flowers in the southern Sierras, at an 

 altitude from 1,500 to 5,000 feet; I have taken them in 

 the San Gabriel and San Bernardino ranges; var. rufus 

 of the latter species has occurred at Los Angeles (Fuchs). 



Myodites. M. californicus, Los Angeles County (Van 

 Dyke). 



RHINOMACERID^E. 



Rhinomacer. R. comptus and R. bombifrons occur on 

 conifers, in the Lake Tahoe region: pilosus is described 

 from "Cal." 



Diodyrhynchus. D. byturoides is found in the middle 

 Sierras (Placer County). 



RHYNCHITID.E. 



Auletes. A. nasalis is found near San Diego, also in 

 Los Angeles County; not common: lalifrons, Southern 

 California (Casey). 



Rhynchites. R. bicolor, Pasadena, May; San Bernar- 

 dino Mountains, August; common wherever wild roses 

 occur: aureus, Riverside, San Diego, and Ojai Valley, 

 from February to May; San Clemente Island, June 1. 

 A blue variety, supposedly of this species, has been 

 taken in the San Bernardino Mountains. R. ceratoides 





