Tech. Series 17 Part II, Bureau of Entomology, U. S. Dept. of Agriculture 



Antenn/e of Typical Genera of the Subfaiviilies of Scolytoidea. 



Fig. 12.— ■Hcxacolus sp. (Hexacolinae), anterior aspect of left antenna. Fig. 12a — Pasterior aspect of left 

 antenna of same. Fig. \?,.—Boihrosternus sculpturaius f Bothrosterninse), anterior aspect of left antenna. 

 Fig. 13a.— Posterior aspect of left antenna of same. Fig. 1.5.— famjiiocerus seneipennis (Camptocerinse), 

 anterior aspect of left antenna of female. Fig. 15a.— Club of female of same. Fig. 156.— Scape of male of 

 same. Fig. m.—ScohjHis scolyfus (Scolytina?), anterior a.spect of left antenna. Fiir. 16a.— Posterior 

 aspect of left antenna of same. Fig. 17. Scolytoplat;/ pus sp. (Scolvtoplat^-podina;), anterior aspect of 

 lelt antenna. Fig. 17a.— Posterior aspect of left antenna of same. Fig. Ifi.— Platypus cylivdrus (Platy- 

 podmEe), anterior aspect of left antenna of female. Fig. ISa.— Posterior aspect of left antenna of same. 

 Fig. 186.- Male scape of same. ( Original. ) 



