392 



INDEX 



Page. 



Helix rufocincta, Newc. 315 



" rugata, Pease, 291 



" sculptilis, Bland, 249 



" signifieans, Bid. 372 



" solitaria, Say, 260 



" sportella, Gld. 245 



" striatella, Anth. 262 



" strigosa, Gould, 13, 261 



" suppressa, Say, 258 



" subplana, Binn. 250 



" thyroides, Say, 53 



" Townsendiana, Lea, 13 



" Traskii, Newc. 314 



" Tryonii, Newc. 319 



" tudiculata, B. 13, 313 



" Vancouverensis, L. 245 



" varians, Menke, 321 



" Veitchii, Newc. 316 



" venosus, Pease, 290 



" vortex, Pfr. 252 



" Voyana, Newcomb, 256 



" Whitneyi, N. 263, 329 



" zonites, Pfr. 253 



Hemisinus Binneyi, T. 8 



Pazi, Tryon, 300 



simplex, T. 301 



Hercoglossa, Con. 101 



Lacunaria, Con. 77 



Lepeta coecoides, Carp. 347 



Leptonotis, Con. 76 



Litbophag i subalveata, C. 73 



Lobifera, Pease, 206 



nigricans, P. 206 



" papillosa, P. 206 



Lottia gigantia, Gray, 343 



Lucina lintea, Con. 281 



Lymnea Cubensis, Pfr. 11 



microstoma, Say, 11 



" Shurtleffii, T. Ill 



Wilsonii, Tryon, 11 



Macoma virginiana, Con. 76 



Megaspira, Lea, 64 



Melania, see Angitrema. 



Eurycaslon. 



Goniobasis. 



Pleurocera. 



Page. 



Melania Balonnensis, C. 80 



minuta, Tryon, 299 



Oualanensis, P. 299 



Peasei, Tryon, 300 



prasmordica, T. Ill 



tetrica, Con. 80 



Mercenaria obtusa, Con. 104 



Mysia parilis, C. 71 



Nassa intesra, Con. 65 



' var. ovata, Con. 65 



Marylandica, Con. 65 



quadrata, Con. 65 



" subcylindracea, C. 65 



Nautilus, perforatus, C. 101 



Niso lineata, Con. 69 



Orthonota, Con. 103 



Paludina scalaris, Jay, 114 



Partula bilineata, Pease, 201 



citrina, Pease, 195 



compacta, Pease, 200 



" crassilabris, P. 199 



elongata, Pease, 196 



" fasciata, P. 202, 293 



fusca, Pease, 193 



gracilis, Pease, 197 



oval is, Pease, 194 



" rustica, Pease, 190 



simulans, Pease, 202 



solida, Pease, 198 



" striolata, Pease, 197 



trilineata, Pease, 195 



umbilicata, Pease, 200 



variabilis, Pease, 203 



" vexillum, Pease, 198 



vittata, Pease, 194 



Periploma alta, Con. 70 



fragilis, Tott. 106 



papyracea, 281 



Physa acutispira, Tryon, 9 



Australiana, Con. 81 



" brevispira, Lea, 7 



coniformis, Tryon, 6 



Grosvenorii, Lea, 7 



gyrina, Say, 7, 114 



Hainesii, Tryon, 9 



integra, Hald. 7 



