722 Wisconsin Academy of Sciences, Arts and Letters. 
PLATE LIII (Larvae, head and thoracic segments of.) 
Fig. 1 . Leptocella uwarowii, x 13. 
Fig. 2. Leptocerus ancylus , x 13 
Fig. 3. Leptocerus dilutus, X 13 
Fig. 4. Tricenodes flavescens, X 13 
Fig. 5. Setodes grandis, X 24. 
Fig. 6. Molanna uniophila, X 10. 
Fig. 7. Hydropsyche alternans, x 7. 
Fig. 8. Phylocentropus maxim us. X 10. 
Fig. 9. Rhyacophila torva, X 10. 
