Vill SYNOPSIS OF THE MODIFIED 
Helicina. Tro. Sup. 10. Hel. Sup. 63, 64, 65. 
( Pupa. Tur. 110 to 113, 115, 150, 152 to 156: Tur. Sup. 12, 13; 
14: Hel. Sup. 21. 
1 Balea. Tur. 149. 
LOylindrella. Hel. 136: Tur. Sup. 37, 38: Hel. Sup. 31, 70. 
Clausilia. Tur. 143 to 148: Tur. Sup. 35, 36, 39, 40. 
(Bulimus. Bul. 47 to 49: Vol. 3 to 6,8, 9: Hel. 75, 101 to 104, 
106, 107, 108, 111 to 114, 135, 137, 145, 147, 148, 154 to 159, 
161 to 163: Tur. Sup. 15, 24: Hel. Sup. 23, 24, 25, 27, 28, 29, 
66, 69, 71, 75 to 78. 
Ageca. Tur.151. 
\ Partula. Vol. 7: Hel. 47, 110: Hel. Sup. 67. 
Achatina. Bul. 34, 35, 45, 46, 50 to 55: Vol. 107: Bue: 155: 
Hel. 150 to 152. 
Achatinella. Tel. Sup. 30. 
Succinea. Hel. 172: Hel. Sup. 9. 
Auricula. Vol. 1, 2,15 to 21: Hel. 2. 
Scarabus. Hel. 1. 
LCarychium. Tor. L557. 
Cyclostoma. Tr. 72, 76: Tur. 26, 114, 116?, 117 to 125, 128, 167: 
Hel. 7, 8, 41 to 46: Tur. Sup. 2 to 6, 8 to 11, 21 to 23, 31, 32, 
42. 
Planorbis. Arg.3; Tur. 162: Hel. 23, 24, 25, 40, 48, 49, 50, 52, 
53: Hel. Sup. 12. 
Physa. Bul. 36 to 39. 
(Limnea. Hel. 149, 166 to 171, 173, 174, 175, 177, 179 to 182, 
184. 
Velutina. Hel, 183. 
¢ Melania. Buc. 154. Mur. 169: Tur. 141: Hel. 134, 138 to 144, 
160, 164: Str. Sup. 23, 24: Hel. Sup. 19, 26, 68, 72, 73. 
| Rig Tur. 140, 159, 160. 
Rissoa, Tur. 14,15, 16,50 to 53, 55, 57 to 63, 99 to 107, 158, 
161. Hel53. 
Melanopsis. Buc. 94, 157?: Buc. Sup. 27, 28: Str. Sup. 11. 
Pirena. Str. 40, 41: Str. Sup. 22. 
Valvata. Tro. 77?: Tur. 87, 163. 
Paludina. Hel. 119, 120, 12172, 122, 146, 165, 176: Tur. Sup. 27, 
28, 48: Hel. Sup. 13,17, 18. 
ee Hel. 55, 71 to 74, 97, 109: Hel. Sup. 22. 
Ampullacera. Hel. 46: Tur. Sup. 7. 
Navicella. Ner. 9. 
Neritina. Ner. 18, 22, 25, 28, 29, 31 to 34, 36, 37, 38, 41, 70: Pat. 
8: Ner, Sup. 6, 8 to 12, 15 to 18, 
