35f> 



Turbo biliralus, 

 Turd us uiigratorius, 



minor, 



nanus, 



Jiaevius, 



solitarius, 

 Turritella cselatura, 



Mississippiensis, 



INDEX. 





129 



Unio 



ocliraceus, 



42 





Ogeecheensis 



41 





oratus. 



41 





perplicatus, 



42 





plectophorus, 



41 





prasinus, 



114 





rosaceus, 



114 





securifonnis, 



275 

 275 

 276 

 276 

 277 

 277 

 275 

 275 



