6 



INDEX. 



Solenaria, 

 Spinifer, Sowb., 

 Spirifer, 

 Spirinea., 

 SpiriUum, " 



Spiroglyphis, Daud., 

 Spirographis. Viv., 

 Spironites, Lam., 

 Spironotia, 

 Spirorbis, Daud., 

 Spirilla, Lam., 

 Spirvilaria, 

 Spondylus, Lam., 

 Stegomphix., 

 Steniola, 



Stenodon, • 



Stenostoma, 



" convexa, 



Stenotoma, 

 Stenoti'ema, 



" convexa. 



Stephastoma, 

 Stephylla, 



" fusca, 



" luteecens, 



" pallida, 

 Stomatella, Lam., 

 Stomatia, Lam., 

 Strigillaria., 

 Strombia, 

 Strombus, L., 

 Strophesia, 

 Strophitus. 

 Strophomenes. 



" flexili.s, 



" levigata, 



Succinea, Drap., 

 Snlcularia, 

 Symphoma, 



Sympnonota bialata, Lea, 

 Sympteru.s, 

 Telistrophi.s, 



'• torsala, 



Tellina. 



Terebellum, Lam., 

 Terebia, Brug., 

 Terebraria, 

 Terebratula, Lam., 

 Terebratulite.s Eriensis, 

 Terebrina, 

 Teredaria, 

 Teredo, Linn., 

 Testacella, Lam., 

 Te.-itacina, 

 Tethydia, 

 Tethys, L., 

 Tetracea. 

 Theoris, 

 Thoena, 

 Tigvias, 

 Todarus, 



" argo, 

 Torticella, 

 Toxerites, 



" truncata, 

 Toxolasma, 

 Toxostoma, 



" globularis, 



Toxotrema. 



'• complanata, 



" globularis, 



Tremesia, 



" patelloides, 

 Tremonia, 

 Trem urus, 

 Trichomecn.s, 



