COLEOPTEROUS INSECTS. 235 



RHYNCHITES COLLARIS. 



PLATE XX. FJG. 6. 

 Antribus collaris, Fair. Syst. Eleuth. 



The body of this small insect is covered with 

 short pubescence: the snout is rather long, de- 

 pressed at the apex, and of a black colour, as well 

 as the antennae. The thorax is very smooth, and 

 reddish : the elytra deep blue, pretty regularly stri- 

 ated : the under side and legs black. Found in 

 Carolina. 



The very remarkable genus BRENTUS has filiform 

 antennae, occasionally with the last joint thickened 

 the rostrum very long and advanced the whole 

 body unusually narrow, and the penultimate joint 

 of the tarsi bilobed. 



BRENTUS ANCHORAGO. 



PLATE XXI. FIG. 1. 

 Curculio Anchorage, Linn Degccr, Mem. Insect, v. 273. 



Body very narrow and elongate, shining black ; 

 the markings differing a little in the two sexes. In 

 the male the head has a groove in front, which is 

 wanting in the female. In the latter the thorax is 

 somewhat contracted in the middle, and in both 

 sexes it has a groove extending from the middle to 



