Plate XLIII 



Larvae and Pupae of Cliironomidae 



Fig. 1. Tanypus monilis, larva, lateral view, showing development of 



imago before pupation. 

 Fig. 2. Ortliocladius sp.f. labium of larva. 

 Fig. 3. Tanypus illinoensis, pupa, lateral view. 

 Fig. 4. Cliironomus tentans, labium of larva. 

 Fig. 5. The same, larva, lateral view. 

 Fig. 6. Cricotopus irifasciatus, pupa, lateral view. 

 Fig. 7. Tanypus pilosellus, head of larva, ventral view. 

 Fig. 8. Prof entiles culiciformis, head of larva, ventral view. 

 Fig. 9. Tanytarsus sp. ?, larval case. 

 Fig. 10. Proienilies pitnciipennis, respiratory organ of pupa. 



