(452) 



728 



FIGURES 727 and 728. Athripsodes a n null c o r ni s Steph. : 



727 — head, dorsal (A) and ventral (B); 728 — pronorum (A) and mesonotum (E 



Legs pale yellow, without pattern; small, dark spots near articulations 

 of coxa, femur, and tibia; setae lighter and thinner than in A. excisus; 

 secondary setae sparser. Fore tibia wider distally than in A. excisus; 

 small spinules at ventral margin of femur, tibia, and tarsus smaller than 

 in A. excisus. Mid- and hind tibiae and tarsi with fewer, large, light 

 spines at ventral margin than in A. excisus: midlegs with 3 spines on 

 tibia and one on tarsus (instead of 5 and 2 as in A. excisus), hind tibia 

 with 5 (7 in A. excisus), hind tarsus with 3 (as in A. excisus). 



Dorsal process of abdominal segment 1 wide, large; medioanal setae on 

 tubercle thin, dark, rodlike; lateral sclerite of lateral tubercles with 

 curved distal part; setae thin, brownish. 



Gills with 3 — 11 filaments on segments 2 — 7. 



Tergite of segment 9 absent; setae smaller than in A. excisus, 5 in 

 each half; medioanal seta brownish, larger than others. 



Sclerite "b" of anal legs yellowish brown; setae reddish brown; 

 3 distodorsal setae thinner than in A. excisus, intermediate seta 



567 



