118 INDEX. 
Limax, arborum, 47, iv, 16. 
flavus, 46, iv, 13. 
gagates, 40, iv, 11. 
levis, 46, iv, 15. 
marginatus, 45, iv, 12. 
maximus, 47, iv, 17. 
tenellus, 47. 
Limnama, 35. 
auricularia, 37, iv, 4. 
glabra, 40, iv, 8. 
glutinosa, 35, iv, 1. 
involuta, 35, iv, 2. 
palustris, 38, iv, 6. 
pereera, 35, iv, 3. 
stagnalis, 38, iv, 5. 
truncatula, 39, iv, 7. 
Liunaipaz, 28. 
Neritip#, 23. 
NERITINA, 23. 
fluviatilis, 23, 11, 4. 
Patupina, 23. 
contecta, 23, 1, 5. 
vivipara, 24, 11, 6. 
PaLuDINIDAa, 23. 
PECTINIBRANCHIATA, 23. 
Puysa, 33. 
fontinalis, 34, i, 14. 
hypnorum, 33, iii, 13. 
Pisipium, 15. 
amnicum, 16, 1, 5. 
fontinale, 16, i, 6. 
