pi-imary ventral setae raoderately long, blackish, spiniform; small, light 

 spinules ventrally along entii^e segment. Similar but smaller spinules 

 at ventral margin of tibia and tarsus. 



(284) 



FIGURE 501-504. Halesus i n t e r pu nc t a t us Zett. : 



501 — hind trochanter and femur of the foreleg (A),midleg (B) 

 and hind leg (C), posteriorly; 502 — tergite of abdominal segment 

 9; 503 — claw of anal leg; 504 - larval case. 



Primary, apical-dorsal seta and primary posterior seta of hind femur 

 (Figure 501, C) long, dark; anterior and basodorsal setae thin, moderately 

 long; apical and basal parts with 3—4 secondary dorsal setae; primary 

 ventral setae in form of a strong, black, spiniform, moderately long seta in 

 2 84 middle of femur and a longer, dark, strong, distal seta; small spinules at 

 ventral margin of hind femur, tibia, and tarsus absent. 



Dorsal process of abdominal segment 1 blunt, wide; lateral processes 

 large. Lateral line from middle of segment 2 to end of segment 8; 

 segment 2 with presegmental gills. 



Tergite of abdominal segment 9 brownish, its anterior margin laterally 

 with 2 rows of pinkish dots converging in middle; setae dark reddish brown; 

 medioanal setae long, thicker than others; anterior-angle setae slightly 



356 



