280 



INDEX TO GENERA AND SPECIES. 



Rynchonella Geinitziana, 

 Rictaxis puncto-coelata, 

 Rictocyma mirabilis, 

 Rissoina Angasii, 



Sagda connectens, 



Haldemaniana, 

 Salpa cymbiola, 

 herculea, 

 Sanguinaria angustata, 

 Sanguinolites Missouriei 



nasutus, 

 Semele rubrolineata, 



rubropicta, 

 Siliqua lucida, 

 media, 

 patula, 

 Sistrum marginalburn, 

 Somatogyrus Currieriani 

 Stenogyra decollata, 

 gonostoma, 

 octona, 

 Stoastoma pisum, 

 Strephobasis Clarkii, 

 Succinea sagra, 



184 



Terebra contigua, 20 

 Terebratella Spitzbergensis, 67 



Terebratula Cubensis, 61 



Terebratulina Cailleti, 61 



Tornatina harpa, 136 



Trichotropis bicarinata, 119 



spectabilis, 120 



Waldheimia Floridana, 64 



Raphaelis, 63 



septigera, 63 



Yoldia seminuda, 153 



Zonites capsella, 174 



gularis, 174 



ligerus, 174 



