Bulimus, Sindicus Bs. 
Sinensis Bs. 
Singaporensis P. 
singularis Mor. 
sinistralis Rv. 
sinistrorsus Dh. 
sinuatus Alb. 
Siquijorensis P. . 
Sisalensis Mor. 
smaragdanus Rv. 
Smithei Bs. 
Socotorensis P. 
Sogdianus Mts. 
solatus Bs. 
solidus P. 
solitarius P. 
solivagus Rv. 
solutus Trist. . 
sordidus Less. 
— King. 
— Dh: 
Souleyeti P. 
Souverbyanus Gass. 
Souvillei Mor. 
Sowerbyi P. . 
spadiceus Mk. 
speciosus P. 
speciosus Parr. 
spectatus Rv. . 
spectralis Rv. 
spectrum Alb. 
spelaeus Hutt. 
sphaeroconus P. . 
spirulatus Mor. 
spilogrammus Mts. . 
spilozonus Mts. 
spinula Mor. . 
spirifer Gab. . 
Spirizona P. 
Spixi Wagn. 
Spixi Rv. i 
Spixi Orb. 
Spixi P. M. 
spoliatus Parr. 
sporadieus Orb. 
sporadicus Rv. 
Sporlederi P. 
Spratti P. . 
spretus Rv. 
spretus Phil. 
squamulatus Jan. 
stabilis Sw. 
Stalix Bs. . . 
Stelzneri Dh. 
stenacme P. . 
stenogyroides . 
. 294 
. 218 
. 284 
. 215 
. 214 
. 197 
. 220 
. 208 
. 242 
. 207 
. 288 
. 284 
CASE 
. 285 
. 209 
. 137 
. 208 
. 254 
. 253 
. 246 
. 229 
5281 
. 922 
. 214 
. 248 
. 284 
Mna 
. 262 
. 236 
. 263 
. 220 
. 287 
. 210 
4.255 
. 284 
. 285 
. 285 
. 244 
. 912 
5295 
: 925 
. 218 
. 251 
. 204 
. 246 
. 246 
. 242 
. 288 
X AERE 
. 244 
. 214 
62221 
. 289 
250 
. 252 
. 255 
Bulimus, stigmaticus Ph. 
stramineus Gdg. 
Strangei P. 
striatellus P. 
striatellus Ad. 
striaticostatus Orb. . 
striatulus Alb. 
striatulus Sw. 
striatus Sp. 
strictus Poey. 
strigatus Sw. : 
struthiolaris Mk. 
Studeri P. 3f 
Stutchburyi P. 
Stutchburyi Crs. 
styliger P. . 
stylodon Sh. 
stylus Parr. 
subangulatus P. . 
subearinatus P. 
subcylindricus Dup. 
subdetritus Bgl. 
subdiaphanus King. 
subeffusus Ph. 
subfasciatus P: 
subglandiformis Mss. 
subglobosus Lea. 
subinteruptus P. . 
submariei Souv. 
subroseus Ph.. 
subsemiclausus Pet. . 
subsexdentatus Dor. . 
subtilis Rssm. 
subula P. 
subulatus Rssm. 
subuliformis Moric. 
suecinctus Rv. 
succineoides Mts. . 
succineus Brg. 
sufflatus Gd. 
suffusus Rv. 
sugillatus P. 
suleidens Mss. 
sulciferus Mor. 
sulcosue: P4155 rs. 
sulphuratus Ad. . 
sulphureus P. 
sultanus a Lam. . 
sultanus b Lam. 
Sumatranus Mts. 
superbus Jon. 
suspectus Mts. 
suturalis P. 
Swainsoni P. . 
Swiftianus P. 
Swinhoei P. , 
285. 
. 
