banks: psammocharidae. , 245 



PSEUDAGENIA METALLICA Banks. 



Calif.: Ramona, 15 August, Santa Clara Co., May, Blue Lake, 

 Humboldt Co., 20-27 June, Mts. near Claremont (Baker), Claremont; 

 B. Col.: Revelstoke, Selkirk Mts., July; Wash.: Wenas Valley, 

 Yakima River, July, 1882. 



Priocnemis. 



1. Wholly black 2 



Abdomen more or less reddish 3 



2. Metanotum transversely wrinkled; clypeal margin concave. . . .hesperus. 

 Metanotum not striate or very minutely so; clypeal margin truncate. 



pompilus. 



3. Head, thorax, coxae, and femora very hairy, larger species. . . .comparatus. 

 Thorax, coxae, and femora not noticeably hairy . .4 



4. Dark cloud in wing; clypeus all black; inner spur hind tibia one half of 



basitarsus alienatus. 



No dark cloud in wing; clypeal margin pale; iimer spur of hind tibia not 

 one half of the basitarsus placitus. 



Priocnemis comparatus (Smith). 



Washington (Kincaid); Calif.: Blue Lake, Humboldt Co., 20-26 

 June, Mendocino, San Jose. 



Priocnemis alienatus (Smith). 



B. Col: Revelstoke, Selkirk Mts., 4-6 July. 



Eastern specimens do not differ from those from Revelstoke. 



' Priocnemis placitus (Banks). 



Calif.: Lemoncove, Tulare Co., 7-11 July. 



Priocnemis pompilus Cresson. 



Washington (Kincaid); Calif.: Felton, Santa Cruz Mts., 15-16 

 May. 



