200 



Helix saxicola, 68. 

 scabra, 98. 

 sciilptilis, 110. 

 selenina, 119. 

 septeinvolva, 90. 

 sinuata, 62. 

 solitaria, 96. 

 spinosa, 65. 

 splendidula, 50. 

 sportella, 19, 

 Steenstrupii, 117. 

 stenotrema, 61. 

 striate! la, 99. 

 strigosa, 23. 

 strongylodes, 98. 

 subcylindrica, 125, 187. 

 subgiobosa, 51. 

 submeris, 51. 

 subplana, 110. 

 suppressa, 122. 

 Taraaulipasensis, 79. 

 Tennesseensis, 52. 

 tenuistriata, 118. 

 Texasiana, 79. 

 tholus, 81. 

 thyroides, 53. 

 thyroidus, 53. 

 Towusendiana, 15. 

 tridentata, 70. 

 triodonta, 79. 

 Troostiana, 88. 

 Trumbulli, 125. 

 tudiculata, 7. 

 uvulifera, 75. 

 Vancouverensis, 19. 

 varians, 51. 

 vellicata, 19. 

 ventrosula, 72. 

 vincta, 13. 

 virgata, 125. 

 virginalis, 49. 

 volVoxis, 92. 

 vortex, 117. 

 vultuosa, 75. 

 Wardiana, 96. 

 zaleta, 54. 

 Leuconia Sayii, 177. 

 Limax agrestis, 31. 



campestris, 32. 

 Columbianus, 6, 32. 

 dorsalis, 31. 

 flavus, 31. 

 fiiliginosus, 32. 

 gracilis, 32. 

 lineatus, 32. 

 marmoratus, 30. 

 olivaceus, 32. 

 variegatus, 31. 

 Macroceramus pontificns, 137. 

 Melampus bidentatus, 156. 

 biplicatus, 157. 

 borealis, 171, 173. 

 cingulatus, 161. 



INDEX. 



Melampus coffea, 162. 

 conifonnis, 163. 

 corneus, 157. 

 denticulatus, 171, 173. 

 flavus, 166. 

 Floridianus, 165. 

 Jaumei, 157. 

 lineatus, 157. 

 monile, 166. 

 obliquus, 167. 

 olivaceus, 26. 

 pusillus, 168. 

 Eedfieldi, 170. 

 turritus, 174 

 Mesodon helicinum, 52. 

 leucodon, 54. 

 maculatum, 152. 

 Mesomphix, 152. 

 Odomphium, 152. 

 Odotropis, 152. 

 Oleaciiia buUata, 139. 

 Cv;bensis, 175. 

 truncata, 141. 

 Vanuxemensis, 141. 

 Omphalina cuprea, 152. 

 Partula Otaheitana, 152. 

 Philomycus Caroliuensis, 30. 

 dorsalis, 31. 

 flexuolaris, 32. 

 fuscus, 32. 

 oxyurus, 32. 

 quadrilus, 32. 

 Planorbis glans, 141. ^ 

 Polygyra auriculata, 73. 

 avara, 74. 

 Dorfeuilliana, 86. 

 plicata, 84. 

 profunda, 70. 

 septemvolva, 90. 

 Ti-oostiana, 88. 

 Pupa albilabris, 147. 

 armifera, 142. 

 badia, 142. 

 carinata, 145. 

 contracta, 143. 

 corticaria, 146. 

 costulata, 147. 

 curvidens, 143. 

 decora, 143. 

 deltostoma, 143. 

 detrita, 142. 

 exigua, 147. 

 fallax, 147. 

 gibbosa, 145. 

 Gouldii, 148. 

 Hoppii, 147. 

 incana, 141. 

 maritima, 142. 

 milium, 148. 

 minuta, 145. 

 modesta, 148. 

 modica, 142. 

 muscorum, 142. 



