i co CALIFORNIA ACADEMY OF SCIENCES [Proc. 4th Ser. 



Face, viewed from side flattened between the antennae. 3 



3. Eyes small, nearly round; vestiture rather long, dense, white, mem- 



brane uniformly black; legs fulvous. 9, pceta, new species 



Eyes larger, ovate, distinctly produced and narrowed ventrally. 4 



4. Longer, 6 mm. or over. 5 

 Shorter, under 6 mm. ; membrane uniformly inf uscated. 7 



5. Sinistral male genital clasper abruptly elbowed, the apical half verti- 



cal to the margin of the ventral segments. 6 



Sinistral male genital clasper curved; sickle-shaped; vestiture rather 

 dense and long, gray; membrane uniformly infuscated ; legs black- 

 ish. 4, brachycerus Uhler. 



6. Pronotum transversely rugose or rugosely punctate; vestiture golden- 



gray; legs soiled fulvo-testaceous, the femora, at least in part, apex 

 of the tibiae, and the tarsi black. 3, californica, new species. 



Pronotum distinctly punctured; vestiture close, gray; legs fulv- 

 ous. 5, mollipes Van Duzee. 



7. Sinistral male genital clasper abruptly elbowed as in californica; 



vestiture dense, whitish; legs fulvous to castaneous; beneath with 

 a percurrent white vitta either side. 8, sita, new species. 



Sinistral male genital clasper curved , sickle-shaped. 8 



8. Surface subopaque, vestiture long, brownish, especially on head and 



pronotum ; sides of pronotum distinctly sinuated, its surface 

 minutely punctate. 7, setosa, new species. 



Surface polished ; vestiture short, gray, appressed, the head and pro- 

 notum usually denuded; sides of pronotum rectilinear, its surface 

 more coarsely punctate. 10, solani Heid. 



