INSECTS. 285 



slightly downy, of five cylindrical joints ; a distinct cushion ; 

 antennae of nine joints. 



A. fimetariuSf Lin. Black, with the elytra and a spot on each side of 

 the thorax fawn-coloured j three tubercles on the head ; dotted 

 striae on the elytra. 3 lines long. Inhabits Europe, in dung. 

 Lat. Gen. ii. 89. 



2. ARENICOLM. 



Gen. ^EGIALIA, Lat. Aphodius, Illig. 



Antennae with nine joints ; mandibles corneous ; labrum short 

 and coriaceous ; a scaly hook on the anterior side of the jaws, 

 which are terminated by two points or teeth ; maxillary palpi 

 long and slender ; body short, ovate. 



A. globosa, Lat. Small, globular, shining black ; head granulated ; 

 elytra slightly striated, and covering the abdomen. Inhabits Eu- 

 rope, in sand. Lai. Gen. ii. 97- 



Gen. GEOTRUPES, Lat. Scarabceus, Fab. 

 Antennae of eleven joints, the three last in a leafy club ; man- 

 dibles corneous, arched ; palpi filiform ; labium bifid, project- 

 ing ; mentum notched. 



G. stercorarius, Lat. Blackish-green above, blue or green below ; 

 head tuberculated ; elytra striated, without transverse wrinkles ; 

 thorax smooth. Europe, in dung. Lat. Hist. x. pi. 82, fig. 9. 



Gen. LETHRUS, Fab. 

 Antennae with the ninth joint enveloping the last two ; head 



prolonged behind. 

 L. cephalotes, Fab. Black, with the elytra smooth. Lat. Hist. x. 



pi. 83, fig. 1. 



Gen. ORYCTES, Illig. Lat. Scarabceus, Lin. 

 Labium concealed by the chin ; elytra not gaping ; antennae of 

 ten joints, of which the last three form the club ; mandibles 

 projecting ; jaws coriaceous at their extremity, destitute of 

 teeth, and hairy ; males with a curved horn on the head, and 

 the thorax truncated or hollowed before. 



O. nasicornis, Lat. Bright shining chestnut-brown, paler below ; 

 male with a simple, elevated, and bent horn ; thorax truncated 

 and smooth before, with the posterior part elevated and triden- 

 tate in the middle ; elytra smooth, with a groove near the suture. 

 About 15 lines long. Inhabits Europe, in tan-pits and gardens. 

 Shari), vi. pi. 4. 



Gen. Sc A RADIUS, Lat. Lin. Geotrupes, Fab. 

 Body ovoid-oblong, convex ; head narrowed before, and the up- 

 per part or that of the thorax armed with horns or tubercles 



