1915 Pomona Journal of Entomology and Zoology, Vol. VII, No. 2, June 



Elateridae (Coleoptera) From the Claremont-Laguna 



Region 

 (Preliminary List) 



RAY E. GARDNER 



Plastocerus schaumii Lee. Length 13 mm., width 3.5 mm. Light 

 yellowish brown. Prothorax quite narrow. Claremont. 



P. schaumii Lee. Variety. Length 14.5 mm. Somewhat darker 

 brown. Claremont. 



Aplastus speratiis Lee. Length 14 mm., width 3 mm. Elon- 

 gate sub-convex. Antennae long. Dark brown, but rows of yellow- 

 ish hairs give it a lighter appearance. 



Aphricus calif ornicus Lee. Length 6.5 mm., width 1 J/ mm. 

 Black, roughly punctate antenna? very long and moderately serrated. 

 Body elongate, showing suture on back; mandibles long and slender. 

 Claremont. 



Euthysonius lautus Lee. Length 24 mm., width 6 mm. From 

 a red to a dark brown. Elongate, subconvex. Prothorax pointed 

 on each side behind. Antenns pectinate. Claremont. 



Cardiophonis tcnebrasus Lee. Length 8.6 mm., width 2.5 mm. 

 Body elongate, subconvex, prothorax very convex, body black, legs 

 reddish. Antennae serrate. Slight covering of greenish hairs. 

 Claremont and mountains near. 



C. (pnus Horn. Length 4 mm., width 1.5 mm. Thorax rounded, 

 shiny. Dark reddish brown elytra slightly lighter than thorax, 

 slightly covered with hair. Antennae longer than thorax, Clare- 

 mont. 



C. crinitus ( ?) Blanch. Very much like C. tenebrasus, only 

 smaller. Length 6.5 mm., width 2 mm. Prothorax broad. 



Ludiiis h'contei Horn. Length 25 mm., width 6 mm. Elongate, 

 moderately robust, gradually narrower and tapering behind the 

 middle. Black. 



Elater cordatiis Horn. Length 1 1 mm., width 3^ mm. Wedge- 

 shaped, elongate, subconvex. Elytra orange or light yellowish 



