brown, situated medial to anterior margin of eye; seta 10 small, light, 

 situated ventral to eye; seta 11 brownish, thin, small, situated behind 9; 

 seta 14 large, dark brown, situated behind eye; seta 12 thin, light, short, 

 situated lateral to eye; seta 13 small, light, situated between 12 and 14; 

 seta 15 thin, light brown, long, slightly longer than 14; seta 16 situated 

 immediately behind 15, brown, moderately long, shorter and thicker than 15; 

 seta 17 thick, dark brown, very long, longest on the head; ventral seta 8 

 small, light, thin; seta 18 minute. 



Labrum wide, short, chestnut brown, with slightly concave posterior 

 margin; posterior -angle sclerites with blackish brown basal spots; seta 1 

 situated at margin of median depression in form of a small, thin, light spine; 

 seta 2 situated nearby in form of a large, thick spine directed inward; 

 seta 4 similar, situated posteriorly and lateral to depression; seta 3 

 situated at anterior angle, short, light; setae 5 and 6 slightly larger, brown, 

 former slightly longer than latter. 



Mandibles short, spatulate, with shallow median indentation, blackish 

 brown in middle, brown basally, reddish brown apically; teeth situated 

 distally, a large and a small tooth dorsal to large median tooth on left 

 mandible; 2 small teeth dorsal to median tooth on right mandible; one tooth 

 on both mandibles ventral to medium tooth; brush in form of a small tuft 

 372 of chaetoids near dorsal margin of median indentation; lateral setae 

 situated basally, light, relatively large, of equal length. 



FIGURE 628. B ra ch y c e n t rus sub nubi 1 us Curt. Prono- 

 tum (A) and mesonotum (B) 



465 



