68 ORDER t'OLEOPTERA. 



ScarabaeidaB. 



Gents ONTHOPHAGUS (Latr.). Copris (111.). 



Body broadly o\ ate, short, depressed : last joint of labial palpi evanescent; clypeus wider 

 than long, emarginate ; scutcllum none. 



Onthophagus becate. (Plate xxxi, fig. 4.) 



Small : dark brown, covered with white hairs, which give it a hoary appearance. Shield 

 rather pointed and turned up ; thorax terminated in a prominent plate, turned up at 

 the angles ; has ciliated. 



O-NTHOPHAGUS OVATl'S. 



R her small, ovoid, brown, smooth above ; hairs sparse upon the legs and beneath. Shield 

 marked with two parallel sharp transverse ridges. 



Genus PHAN-EUS ( Mc). 

 Basal articulation of the labial palpi larger than the others, and dilated at its internal 

 edge : scntellum none, but its place is occupied by a small triangular extension of 

 the th< ^ax. Maks furnished with tubercles or horns upon the clypeus, and prominences 

 upon the thorax. 



Phanjeus carhifex. ( Plate xii, fig. 5.) 



Rather short, wide : elytra shorter than the head and thorax; shield with a single or 

 double prominence behind ; thorax rich purple green, and strongly sculptured ; elytra 

 rich purple-green, punctated and ridged ; beneath green ; upper surface of the legs 

 purple. 

 The mab - - dler than the females, and the clypeus is armed with a long and stn mg 

 horn pointing backwards : in females, it is merely a tubercle, or may be two close together. 

 The thorax of the male presents a broad, fiat, nearly semilunar punctate disk. Length 

 h yen-tenths of an inch. 

 Occur< rarely in the vicinity of Albany : common in Maryland. 



Gehtjs APHODIUS ( III.). Copris (01.); Scarabjeus (Linn.). 



1 minal articulation of the palpi cylindrical ; mandibles destitute of a corneous tooth or 

 lobe : form of the body gibbous. 



All the if the genus Aphodius live in the excrements of animals, where they 



occur often in great numbers. They are small insects, about one-fourth of an inch in length, 



