THE lj.\.\Ih;i,iaCOK-\ BEETLES 



917 



IV. PiiAX.>:us :Sliu:heay. IslO, (Gr., "light bearer.'') 



Robust, brilliantly colored fonr.s. the males of our species with 

 head armed with a horn ; tii-st joint of antennal club hollowed out to 

 receive the others; front tarsi of males wholly absent; those of fe- 

 males present, but ^■"ry small ;ind slendi r. Two species occur in 

 Indiana . 



1732 (.5452). Phax_ei;; cabxifex Linn., S.vst. Xat., I, nuT. ."4r,. 

 Broadl.v oval, somewhat flattened above. Head 



bronzed; thorax bright cupreous; elytra green, often 



tinged with bluish. Clypeus entire, armed in male with 



a long curved horn, in female with a short blunt tubercle. 



Thorax of male with d!sl< flat and hind angles much more 



prominent than in female; surface \ery ruugh. Elytra 



striate; Intervals broad, fluely and intricately rugose, 



deeply punctured and more or less enstate. Length 14- 



22 mm. (Fig. 363.) 



Fig. 363. X IJ- 

 Throughout the State; frequent, ilay 10-Oe- (After Glover.) 



tober 21. Xot^^-ithstandin^ its disy:u^ting liabits tbis is one of our 



most beautiful and interesting beetles. 



1733 ( ). PriANEt s^ TORRE.xs r>ec., Journ. Phil. Acad. Xat Sei.. I. Ser. 2. 



1S47. So. 

 Form of cantifex. Uniform coppery above; piceous, feebly bronzed be- 

 neath; palpi, stem of antennte and tarsi reddish-brown; club of antennte 

 darker. Clj-peus rounded, margin elevated: vertex in female transversely 

 elevated, in male armed with a short, compressed acute horn. Thorax of 

 male with disk flattened and triangular, finely scabrous: sides deeply sinu- 

 ate near base, hind angles obtuse ; in female more convex, with a transverse 

 elevation near aiiex, disk with small, triangular, scale-like granules and 

 with a median impressiuu on basal half. Elytra deeply striate, the striae 

 dilated at base: intervals strongly elevated, minutely and sparsely punc- 

 tate. Length 15-1 s mm. 



IMoiiroe Coitnt.v: rare. -June 9. .V single female collected by 

 ]Max ElHs. Described from St. Louis, ilissouri. After describing 

 this form as distinct. Dr. LeConte in 1863 placed it as a variety of 

 triangularis Say. In this he was followed by Blanchard. Chas. 

 W. Leng. to whom the specimen was sent for identification, takes 

 the ground that the original name tom ns should be restored until 

 the relationship of the beetle to triangularis is settled. 



T OxTHOPHAGrs Lat. I'^OT. (Gr.. "dung-!- eating. ") 



Small oval beetles having the front coxiB larae. conical and pro- 

 tuberant : third .ioint of labial palpi obsolete : tarsal claws distinct, 

 \vith a long setfe-bearing process bet\^een them. In some of the 



