journal of entomology and zoology 13 



Table of West Coast Species 



1. Antennae flabellate in the 5, prothorax widest in front of the 



middle, distinctly narrowed posteriorly. flaheUatus 



Antennae pectinate in the $ , prothorax widest at middle, as 



usual. crotchii 



Antennae serrate in both sexes. 2. 



2. Hind tibiae of $ slightly arcuate, inner side flattened and feebly 



grooved, tip of elytra not modified in the $ , claws with 



large basal tooth. 



Front and middle tarsi of $ distinctly dilated, abnormis 

 Front and middle tarsi of $ not appreciably dilated, an- 

 tennae a little less strongly serrate, hind tibiae of $ less 

 conspicuously modified. infectus 



Hind tibiae similar in the sexes. 3. 



3. Claws in the $ with a stout truncate inner lobe or tooth par- 



allel to and nearly as long as the claw itself — shorter and 

 less truncate in the 9 — extreme tip of elytra in the $ 

 impressed and smooth. longilohiis 



Claws with a large, sharply and somewhat acutely angulate 

 basal tooth, similar in the sexes. 4. 



Claws with a much smaller basal tooth or dilatation, similar in 

 the sexes. 5. 



4. Antennae strongly serrate, longer than half the body serratiis 

 Antennae feebly serrate, not or scarcely longer than half the 



body. 



Elytral apex differently colored in $ , front and middle 

 tarsi distinctly dilated {$), side pieces of oedeagus 

 straight. monticola 



Elytral apex not different in color in the $ , front and 

 middle tarsi very feebly dilated, side pieces of oedeagus 

 curved, arizonesis 



5. Tips of elytra in the $ either differently colored, smoother, 



impressed or more widely margined; front and middle tarsi 

 of $ more or less dilated, side pieces of oedeagus barbed 

 at tip (except alticola) . 

 Tips of elytra not modified in the $ . 9. 



