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. Cal." (Casey). 



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

 perplexus are all given by Dietz as Calif ornian, 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. and Cal.:" 

 sericans, middle Sierras: ovij^ennis, 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 ziinmerinanni 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, 



