198 CALIFORNIA ACADEMY OF SCIENCES. 



and central parts of the State are found koebelei, lunatus, 

 nubilatus and mucidus. There are two undescribed spe- 

 cies from our region in my collection. 



Gyrotus. G. munitus, "So. Gal." (Casey). 



Acanthoscelis. A. calif ornicus, A. frontalis and A. 

 perplexus are all given by Dietz as Californian, but 

 without exact locality; they are probably not southern. 



Ceutorhynchus. C. subpubescens, "Los Angeles and 

 Tejon" (Crotch): angulatus, disturbatus and obliquus 

 are all found by sweeping low herbage most often 

 near streams in or along the base of the Sierras; the 

 first named is least common: hornii is described from 

 "So. Cal.:" nodipennis, Los Angeles County, on Ceanothus 

 (Coquillett): mutabilis, Little Bear Valley, June (Dag- 

 gett): convexicollis , common at Pasadena on a crucif- 

 erous plant, February and March: albopilosus, Los 

 Angeles: pervestitus, sp. nov., one example taken near 

 Bakersfield: isolatus, "Montana, Elko, Nev. arid Cal.:" 

 sericans, middle Sierras: ovipennis, Dunsmuir: decipiens, 

 "Cal.:" cyanipennis, northern: pollinosus, "Cal.:" 

 pusio, San Francisco and north: adspersulus, "Cal. 

 and Ariz.:" pusillus, northern: puberulus, near San 

 Francisco. 



Ccelogaster. One example of zimmermanni is from 

 the San Bernardino Mountains. 



Pelenomus. P. cavifrons, Pomona, Riverside, etc., 

 April to June; about the roots of weeds and under veg- 

 etable debris near water. 



Baris. B. dilatata, San Bernardino, Long Beach, 

 Santa Monica, Yuba County: rubripes, San Bernardino, 

 Pomona, Yosemite Valley, Santa Rosa: futilis, not very 

 common; on willows at Riverside, Pomona, etc., March, 



