720 
Wisconsin Academy of Sciences, Arts and Letters. 
✓ 
PLATE LII (Larvse, head and thoracic segments of.) 
Fig. 1. Neuronia postica, x 4. 
Fig. 2. Phryganea interrupta, X 4. 
Fig. 3. NeopTiylax autumnus, X 13. 
Fig. 4. Limnephilus submonilifer, X 10. 
Fig. 5. Platyphylax subfasciatus, x 5. 
Fig. 6. Helicopsyche borealis, X 13. 
Fig. 7. Limnephilus rhombicus, X 5. 
Fig. 8. Lepidostoma wisconsinensis, X 8. 
Fig. 9. Platyphylax designatus, X 7. 
