I'lii: i.,\ M i;i.i.ii()i;n 1!i:i;i'i.i:s. 1)8!) 



c. Head witli ;i Idw. Iransvorsc carina: liiiid tihi;i' (I'liiicate at tii» 



and frin.i^i'd willi hairs. 



/. ^randilik'S todtiicd on the iiutor side; dyiicns liidciilatc at lip 



(nnidentate in one species). X.XXl. IvIgvhis. 



//. .Mandil)l(>s not 1<K»thed; clypeus with an ch-valed tliree-toothed 



l)rocess just hcforc the tip. .\XXII. Aphonu.s. 



ce. Head with a lonir lioni, male, or lulicrclt-, I'cniale, on tlie vertex; 



hind tihia' witli sc^vcral l)lunt. i-oundcd tcctli at tiji. 



XX.XI I I. XYI.OUYt I KS. 



ilil. Size 1() or more mm.; eoh)r fireenish-,i,'ra,v witli black sjiots (rarely 

 wiioliy piceous) ; males with the front feet elongated. 



XXXIV. Dynastks. 

 uu. Body elou,iiatc. Hattciied: haliiai jiaipi iiiscrlcd behind the inentum. 



XXXV. Piin,i:rius. 



XXIX. CvLOCEPiiAL.\ Latr. 1Sl>'). (dr., ••circle i head.") 



I>()th this i^ciius and tlic next have llic head and thorax entirely 

 destitute of tiihercles; clxpeus liat, elong'ately rounded, finely iiiar- 

 il'ined ; mandihles projecting hut slightly and not toothed on outer 

 side; basal marginal line of thorax not entire. In the males the 

 fifth joint of front tai-si is much enlarged and the antennal club is 

 usually longer than in the female. Three of the nine species of 

 ('i)clocephala occnr in the eastern United States and Indiana. 



KEY TO INDIANA SPECIES OF CYCLOCEPHAI^. 



a. Outer front tarsal claw of male not cleft at a](ex; prosternum convex, 

 not carinate; last joint of maxillary palpus cylindrical; head black- 

 ish. 1847. NIGKICOI.LTS. 



(/'/. Outer front claw of male cleft (sometimes very slightly) at apex. 



h. Body smooth above; antennal club of male shorter than the other 



joints together. 1848. immaculata. 



hh. Body pubescent above; antennal clnli of male longer than the other 



joints together. 1849. vileosa. 



1847 (5861). Cyclocephala nigkicollis Burm.. Ilandb., V, 50. 



Obiong-ovah robust. Pale browaiish-yellow, shining; head blackish. 

 Clypeus dull reddish, rounded in front, the margin refiexed. Thorax twice 

 as wide as long, sides broadly rounded, surface coarsely and rather sparsely 

 punctate. Elytra glabrous, coarsely and somewhat ct)ntluently punctate. 

 Ijength 11-13 mm. 



Putnam and (lai'k counties; scarce. JuIn' ."). Described from 

 Texas. Coniparatively shorter, moi-e robust and more shining than 

 oui" other 1 wo species. 



1S4S (5S58). Cyci.ocephaia i.\iMAcrr,ATA Oliv.. Ent.. 1. 17.s<», 2!l. 



Oblong-cM-al. moderately robust. Dull brownish-yellow, shining; front 

 black, clypeus reddish-yellow. Thorax one-half broader than long, sides 



