34 O R D E R I. Ptinus, 



Genus IV. PnNtJS. 



Linn. Syft. Nat. page 565. 

 The antennae of the Ptini are filiform : 

 The laft, or exterior articulations are lon- 

 ger than the others. 



The thorax is nearly round, with a mar- 

 gin into which the head is received or 

 drawn back. 



Geoffroy has given the generical name of Byr- 

 rhus to fome of the Ptini, in which he has ob- 

 ferved the antennse to be femi-clavated, or grow- 

 ing fomewhat larger towards their extremity. 



To the Ptinus Peftinicornis y Linn. No. 1. 

 (which certainly differs much from the others of 

 the fame genus, in :he form of the antennae, 

 they being (as its name infers) pectinated, and 

 to another refemblicg it, he has given that of 

 Ptilinus. That author like wife has placed the 

 Ptinus Fur, Linn. No. 5. among his Bruchi, 

 from the fpherical form of its thorax. 



Scopoli has placed the fame infect among his 

 Bupreftides; he does not feem to have known 

 the other infects belonging to this genus. 



The 



