a ntw Genus of Infers. * \ i 



No. III. 

 The ronrum and maxilla of a Vefpa magnified. 



Fig. i. The outfide of one of the upper valves, fhort, hairy above the 

 feeler, rounded at the top; below the feeler fwel ling out 

 externally into the fegment of a circle, (a) The feeler of 

 fix joints of nearly equal fize. 



Fig. 2. The under-fide of the roftrum. (a) The infideof the upper 

 valve, (b) Its feeler, (c) The under valve, (d) A fovea 

 in its difk. (e e) Two procefTes analogous to the arifta in 

 No. I. and No. II. but tipped on this fide with a callous 

 point. ( f ) One of its feelers, of four joints, (g) The 

 tongue, obcordate and bifid, (h h) Callous points at the 

 tip of each lobe, obfervable on the under fide only. 



Fig. 3. The upper fide of the tongue, tranfverfely ftriated. 



Fig. 4, A maxilla, (a) Two fmall acute teeth, (b) One tooth large 

 and truncated. 



No. IV. 

 The roftrum and maxilla of an Apls % roftroinfiexo, magnified. 



Fig. 1. The outfide of one of the upper valves, lanceolate with a 

 fubinvolute acumen, and laterally emarginate. (a) The 

 feeler, confifting of a fingle joint. 



Fig. 2. The untler-fide of the roftrum. (a) The infide of the upper 

 valve. (b)The under valve, (c c) Its arifhe. (d d) The 

 feelers, one at the apex of each arifta, con filling of two 

 joints, (e) Its linear tongue, fubacute. 



Fig. 3. The upper fide of the tongue, (a) The top of it downy, 

 (b) The lower part ftriated. 



E e 2 Fig. 



