i21 



Median sclerites of metanotum pale, anterior sclerites smaller than 

 posterior sclerites; elliptical, with 6—7 setae; posterior median sclerites 

 triangular, with 7—8 setae, medioanal, primary seta larger than others. 

 Lateral sclerites dark, reddish brown, contrary to the norm, except in 

 whitish yellow, anterior, and posterior areas; anterior part with 10 — 11 

 setae, including 3 long setae; posterior part with a moderately long seta. 



Prosternite represented by a large, chestnut brown median sclerite with 

 a small anterior median indentation; a black stripe behind the sclerite; 

 anterior angles blackish; groups of dark sclerotized dots lateral to sclerite. 

 Horn brown or brownish yellow, relatively large (Figure 387). 



Ventral side of mesothorax on each side with 4 large reddish black 

 sclerotized dots in the middle; 1 or 2 similar dots laterally near the 

 base of the legs. Ventral side of metathorax with 2—3 light dots on each 

 side. 



390 



FIGURES 387-390. Limnophilus v it t a t u s Fabr.: 



387 — thoracic horn and sternites; 388 - right trochanter and femur of foreleg (A),midleg 

 (B),and hind leg (C), posterior; 389 - tergite of abdominal segment 9 (A), margin of right 

 side(B); 390— anterior end of case, ventral (A) and lateral (B). 



Legs brown, without punctation; coxae slightly darker than other 

 segments. Primary ventral setae of fore femur (Figure 388, A) represented 

 by 2 yellow spines, basal spine blunt, short, apical longer and thinner; 

 posterior seta yellow, thin, situated between basal spine and base of femur. 



276 



