FIGURES 164-1 f 



laicalina spinosa Mart.: 



164 — head, dorsal (A) and ventral (B); 165 — pronotum; 166 — mesonotum; 

 167 — spinules and base of seta of mesonotum; 168 — prothoracic hom. 



103 



Seta 9 shorter than in B.thamastoides, thin. Setae 14 and 1 5 of about 

 the same length, 15 slightly lighter and thinner, 



Pronotum (Figure 165) yellowish, completely spinulose, spinules smaller 

 near the posterior margin; anterior margin chestnut brown, with a comb of 

 large, blunt spinules; lateral margin without spinules; surface with large 

 dots; setae as in Figure 165; posterior margin separated anteriorly by a 

 chestnut brown stripe with 2 light spots; middle of margin posteriorly 

 with a sharp, dark, reddish brown stripe; small spinules on the light surface 

 of the margin; process at posterior corner reddish brown, sparsely 

 spinulose, separated from the inside by a brown stripe, basal spot large, 

 blackish brown. 



Mesonotum. (Figure 166) yellowish light brown; spinules dense, small, 

 blunt, chestnut brown (Figure 167); slightly dark in the punctate area and 

 near the anterior corner, less dark than in B.bellicosa and B. thamas- 

 toide s; anterior margin on each side of the median suture with a small, 

 indistinct, brown stripe; dots large, light, in some places with dark outline; 

 spot at posterior angle large, brownish black, with reddish brown margin, 

 and with oblique striation in form of small, narrow, dark brown stripes. 

 Setae chestnut brown, as in Figure 166; anterior-margin seta moderately 

 long; a few secondary setae present. 



Metathorax with a larger number of secondary setae than in B.belli- 

 cosa and B.thamastoides; setae chestnut brown; 14—16 setae on the 

 site of the anterior median sclerite, most of them moderately long, primary 

 anterior-margin and 2—3 secondary setae longer than the others; 3 setae 



5725 



124 



