24 



ALPHABETICAL LIST. 



(simoniana, Charp), 220. 

 simplex. Reeve, 8. 

 (simplex, Smith), 179. 

 sincera, Say, 16. 

 sindica, Nev., 28.* 

 sinensis, A. Adams, 171. 

 sinensis, Nev., 69. 

 sinensis, Phil., 147. 

 sinistrorsa, Phil, 40.* 

 sinistrorsa, 135. 

 sinistrorsa, Nev., 2,* 3*. 

 siphonata. Reeve, 270.* 

 (sismondas, Issel), 160. 

 sitchensis, Phil., 135. 

 sitchensis, Phil., 136. 

 sitkana, Phil., 136. 

 Skenea, Fleming, 63. 

 skinneri, Dohrn, 301.* 

 sobria, Brot, 283.* 

 sobrinus. Lea, 223.* 

 solida, Dohrn, 304.* 

 solidiuscula, Nev., 230,* 249.* 

 solidula, Lea, 199.* 

 solidula, Loven, 174. 

 soluta, Nev., 41. 

 Boluta, Phil., 127. 

 solutus, Nov., 167. 

 eomatogyi'us. Gill, 59. 

 sordida, Gassies, 213. 

 sordida. Sow., 8. 

 sordida, Swain., 12. 

 soriculata, Mor., 219. 

 souverhiana, Crosse, 137. 

 souverbiana, Gassies, 213. 

 (souverbianus, Fisch.), 157. 

 sowerbyi, Han ley, 251.* 

 sparsinodosa, v. d. Busch., 256. 

 speciosa, A. Adams, 280. 

 speciosa, Desh., 22. 

 speciosa, Mor. (not of A. Adams), 

 232. 



speciosa, Phil., 8. 



Spekia, Bourguignat, 61. 



sphaericula, Desh., 27. 



spinata, God.-Aust, 259, 261.* 



spinifera, Adams, 58. 



tpinosa, B., 256.* 



spinosa, Brot, 256, 258. 



spinosa, Lea, 194. 



spinosus, Lam., 218. 



spinulosa. Lam., 280, 281. 



spinulosa. Reeve, 283.* 



spiralis, A. Adams, 171. 



(spirata, A. Adams), 171. 



spirata. Sow., 91. 



spirata, Palad., (not of Requier), 55. 



(spixi), 11. 



splendida, Eichw., 105. 



squalida. Lea, 203. 



(stachei, Nev.), 42. 



stagnalis, 48. 



stagnalis. Bast., 47. 



stelmaphora, Bourg., 19. 



Stenothyba, Benson, 42.* 



stenothyroides, Dohrn., 37.* 



Stenotis, a. Adams, 173.* 



stephanus, B., 297.* 



stiedae, Dyb., 63. 



stigmata, Frauen., 112.* 



stigmatica, 112. 



Stimpsonia, Clessin, 49. 



stoliczkana, Nevill, 16, 169. 



stoliczkana, Nev., 7.* 



stoliozkanus, Nev., 163.* 



stomatodon, B., 301, 305.* 



stoppanii, Issel, 95. 



(straugei, A. Adams), 18. 



Stbephobasis, Lea, 196. 



Steepoma, auctorum, 194. 



strialula, Montagu (not L.), 108. 



striata. 297.* 



striata, J. Adams, 119. 



