middle; 3 large dark dots on each side of stripe; X- shaped pattern with 

 distinct dots; groups of dots on sides the same; setae black; posterior 

 margin brownish yellow; posterior-angle process with narrow, brownish, 

 lateral stripe, dark basally, with several, small, dark sclerotized dots; 

 black, transverse stripes of margin clearly separated, lateral stripe slightly 

 longer than posterior median stripe. 



529 



FIGURES 529 and 530. Chaetopteryx v illo s a Fabr. (after Hickin): 



529 - head, dorsal (A) and ventral (B), left mandible, ventral (C); 530 - 

 thoracic segments, dorsal. 



Mesonotum (Figure 530) yellowish or light yellowish; anterior and 

 lateral margin light; posterior angle with broad, black margin; posterior 

 margin yellowish, with a reddish stripe in middle; anterior third of surface 

 with 2 large, chestnut brown dots lateral to coronal suture; punctation at 

 anterior angle and in posterior part distinct, chestnut brown; narrow, reddish 

 streaks at posterior angle near dark stripe; setae black, strong, as in 

 Figure 530. 



Tergites of metathorax (Figure 530) brown to smoky brown, distinct, with 

 blacksetae; anterior-mediantergites transverse with 8— 9 setae, includinga 

 moderately long, primary, anterior-margin seta; posterior-median tergites 

 irregularly triangular, with?— 8 setae, including a larger medioanal seta; lateral 

 tergites lighter, smoky brown, with a median row of 3— 4 pale dots, atransverse 

 303 band of reddish striation and 2 large, brownish dots posteriorly, with 12 setae 

 anteriorly, including several larger setae: a primary anterior-angle seta and 

 2—3 secondary setae. 



Propleuron mainly yellowish brown; pleural suture blackish brown; 

 epimeron with dark, median margin; seta near suture short, brown, thin; 

 trochantin blackish brown basally and apically, with a short, light seta and 

 small setule. 



Legs brown; ratio of length of legs 65:100:92. Punctation distinct on fore 

 femora, less distinct on mid- and hind legs; mid- and hind tibiae and tarsi 

 with indistinct brownish bands. Primary ventral setae of fore femur 

 (Figure 531, A) represented by 2 large, yellow spines; posterior primary 

 seta short, dark, thin, usually situated above basal spine. Primary ventral 

 setae of mid-femur (Figure 531, B) situated basally in form of 2 widely 



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380 



