near margin, pointed, thin; seta 4 situated on sclerite at anterior margin, 

 similar to seta 2, light; anterior-angle seta 3 light, situated near margin; 

 surface setae 5 and 6 short, strong, brown. 



Mandibles massive, without transverse ridge; teeth blunt; left mandible, 

 in addition to distal tooth, with 2 large teeth on dorsal blade and 2 smaller 

 teeth on ventral blade; right mandible similar; chaetoids of brush situated 

 in median depression near dorsal margin; lateral setae relatively large, 

 strong, close together, yellowish brown. 



365 



620 



FIGURES 618-620. Crunoecia irrorata Curt.: 



618 - right legs, posterior: foreleg (A), midleg (B), and hind 

 leg (C); 619 - thorax and abdomen of larva, dorsal; 620 - lar- 

 val case, lateral (A), cross section (B), posterior (C) (619 - after 

 Hickin, others after Nielsen). 



456 



