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FIGURES 65- 



Oligotricha striata L.: 



65 — head, thorax and abdominal segments 1—3, dorsal; 66 — head, ventral; 

 67 — labrum; 68 — left mandible, dorsal; 69 — larval case. 



Outer, anterior -margin seta of frontoclypeus short, light; intermediate 

 and median setae thin, brown, much longer. Frontal setae brown, thin, 

 anterior and middle setae short, posterior setae much smaller. Seta 9 

 situated on light base near outer margin of dorsal stripe, long, black; 

 seta 11 situated further posteriorly, short, thin; seta 7 thinner and smaller 

 than 10, which is short, thick, black; seta 12 situated behind the eye on light 

 background, and directed anteriorly; seta 14 the longest on the head, situated 

 close to margin of dorsal stripe; seta 13 small, situated between 12 and 14; 

 setae 5 and 6 situated close to outer margin of dorsal stripe, seta 15 longer; 

 seta 17 thin, long, almost as long as seta 15. Ventral side: (Figure 66) seta 

 8 short, seta 18 small, curved inward, in a group of large dots. 



Labrum (Figure 67) as in Semblis with a golden brown dorsal sclerite 

 without dots. Setae 1, 2, and 4 light, spiniform; seta 1 situated close to 



51 



