INDEX OF SPECIES. 



95 



Plicatula 



penicillata, 38, 107, 199, 250, 



312, P 155. 

 Polinices 



bifasciata, 27, no, 152, 153. 



var. fusca, 9, no. 



Gallapagosa, 282, O 284. 



intemerata, 337. 



lactea, 364. 



otis, 24, 27, i TO, 282. 



ovum, 284. 



Panamensis, 337. 



perspicua, 102, 337. 



Recluziana, 27, 153. 



Salangonensis, 27, 193, 337. 



uber, 24, 37, no, 193, 261, 

 282, 337, O 364, P 452. 



unimaculata, 337. 



virginea, 337. 

 Pollia 



distorta, 268. 



hoemastoma, 177,0 191, 236, 

 263, 269, P 517. 



insignis, 29. 



scabra, 20. 

 Polydonta 



dentata, 321. 

 Polygyra 



.acutedentata, 157. 



contortuplicata, 294. 



polygyrella, 157. 



ventrosula, 157. 

 Folyplex 



gracilis, 6. 

 Polytropa 



uux, P 484. 

 Fomatiopsis 



Binneyi, 163. 

 Pomaulax 



umlosus, 23, 27, 37, 53, 108, 137, 

 151, 192, 199, 234, 240, 

 282, 283, 320, P 230, 



V22 4 . 



Fompholyx 



effusa, 120, 1 60. 



Poronia 



Petitiana, 30, P 549. 



rubra, 69, P 108. 

 Potamis \ 

 Potamides / 



Californianus, 213. 



ebeninus, 48. 



fuscatus, U 206. 



Hegewiscliii, 233, 295, P 345. 



Montagnei, 238, P 542. 



pullatus, 79, 84, 283, 284. 



sacratus, 209, U 206, V 226. 

 Potamomya 



sequalis, 204, 280, 300. 



inflata, 204, 280, O 300. 



trigonalis, 204, 280, 300. 

 Priene 



cancellata, 20, 170. 



nodosa, 24, 27, 152, 166. 



Oregouensis, 20, 25, 69, 92, 99, 



147, 169 170, 322. 

 Pristes 



oblongus, 97, 127. 

 Propilidium 



ancyloide, 19. 

 Fsammobia 



Californiea, 119. 



casta, 23, 38, 202. 



decora, 124,0 195, 207, 0231, 



V2I2. 



fusca, 221. 



Kindermanni, 301. 



maxima, 49. 



olivacea, 74. 



Pacifica, 12, 38, 78, 126, 195, 

 03 01 , 0351, V 212. 



regnlaris, 104, 210. 



rubroradiata, 26, 49, 88, 124. 

 Psephis 



Lordi, 88, 97," I2 7 



salmonea, 25, 97, 127. 



tantilla, 22, 25, 118, 126, 165. 



tellimyalis, 127, 303. 

 Pseudobuccinum 



biliratum, 342. 



