350 



INDEX. 



Page 



Siphonia discovered by Mr. 



Webster ... 52 

 Smith, Mr. W. 238, fy passim 

 Solarium . . .166 



species of . 214 



Solemya . . .184 



'Solen . . . .182 



species of . . 219 



Solenaceae . . .182 

 Solipedes . . .311 

 Spatangus . . .145 



species of . ib. 



Sphserulites . .196, 234 

 Spirifer . . . 202 



Spirula . . .171 



Spondylus . . .195 



species of . 231 



Sponge . . 34, 8f seq. 



fossil, at Farringdon 49 



in chalk, &c. . ib. 



Steinhauer, the Rev. 11, 8f seq. 

 Stelleridee . . .107 

 Stomatia . . .157 



Strombus . . .162 



species of . 207 



Stylina . . .77 



Substitution ... 2 

 Succulent plants . . 17 



, fossil, mistaken for 



fossil trees . . ib. 



plants have probably 



contributed to the forma- 

 tion of coal . . 20 

 Sulciculmis . . .14 

 Suturbrand ... 7 

 Tapir . . .322 



Tardigradi . . . 330 

 Telebois . . .179 



Tellina . . .186 



species of . . 221 



Tellinoides . . .186 

 Terebellum . , .160 



species of . 204 



Terebra . . .161 



species of . . 207 



Terebratula . . .198 



species of . 234 



Teredina . . .181 



species of . 219 



Teredo 181 



