296 INSECTS. COLEOPTERA, 



lary palpi larger than the preceding ; antennae simple, or 

 slightly serrated, filiform, or thickening toward the end. 



Gen. STEROPES, NOTOXUS, XYLOPHILUS, (Bonelli.) 



Gen. NOTOXUS, Lat. Meloe, Lin. Anthicus, Fab. 

 Antennae almost filiform, inserted before the eyes, simple; thorax 

 heart-shaped, narrowed and truncated posteriorly, with the 

 anterior part prolonged into a point in form of a horn. 



N. monoceros, Lat. Pale ferruginous red, with two spots at the base 

 of each elytrum, a part of the suture and a transverse band black. 

 2J lines long. Europe, on flowers. Lat. Hist. x. pi. 89, fig. 7. 



TRIBE V. HORIALES. 



Joints of the tarsi entire, terminated by two dentated hooks, and 

 accompanied each by an appendage in form of a bristle ; body 

 oblong ; thorax square ; palpi filiform. 

 Gen. HORIA and CISSITES. 



Gen. HORIA, Fab. Lat. 



Body elongated, cylindrical; head large and inclined; eyes elon- 

 gated; mandibles strong, and the palpi filiform; wings mem- 

 branous, folded ; tarsi filiform, the four anterior legs with 

 five joints, the posterior with two; last joint terminated by four 

 equal hooks dentated below. 



H. testacea, Lat. Yellowish-red, antennae, legs, and tarsi black. In- 

 habits India. Lat. Gen. ii. 212. 



TRIBE VI. CANTHARIDLE. 



Hooks of the tarsi bifid, the penult joint rarely bilobed ; antennae 

 simple or slightly serrated ; head inclined, with the palpi fili- 

 form or simply thicker at the end. 



A. Penult joint of the tarsi bilobed. 



Gen. TETRAONYX. 



B. All the joints of the tarsi entire. 



1. Antennae thickening towards their extremity. 



Gen. CEROCOMA, HYCLEUS, (Dices, Dej.) ; DECATOMA, MYLABRIS, LY- 

 DUS. 



2. Antennae of the same thickness throughout, or slenderest towards their extremity. 



Gen. <ENAS, MELOE, CANTHARIS, GNATHIA, NEMOGNATHA, ZONITIS, 

 APALUS, SITARIS. 



CANTHARIS, Lat. Geoff. Meloe, Lin. Lytta, Fab. 

 Hooks of the tarsi deeply bifid ; elytra as long as the abdomen, 

 flexible, covering the wings ; antennae filiform ; shorter than 

 the body, with the third joint larger than the preceding ; 

 maxillary palpi slightly thicker at their extremity; body elon- 

 gated, almost cylindrical; head large, cordiform; thorax small; 

 elytra flexible. 

 The species of this genus, or others of the same natural family, have been known 



