OF CONCHOLOGY. 



27 



CATALOGUE OP THE SHELL-BEARING MOLLUSCA OF 

 FULTON COUNTY, ILLINOIS. 



BY JOHN WOLF. 



SUCCINEA, Drapernaud. 



S. obliqua, Say. 

 " vermeta, " 

 " a vara, " 

 " Grosvenorii, Lea. 

 " Wardiana, " 

 *' Mooresiana, " 

 " Nuttalliana, " 



MACROCYCLUS, Beck. 

 M. concava, Say. 



HYALINA, Ferassac. 



H. indentata, Say. 

 " arborea, " 

 " electrina, Crld. 



CONULUS, Fitzinger. 



C. chersina, Say. 



STROBILA, Morse. 



S. labyrinthica, Say. 



ANGUISPIRA, Morse. 



A. solitaria, Say. 

 " alternata, " 



PATULA, Held. 



P. perspectiva, Say. 

 " striatella, Anth. 



HELICODISCUS, Morse. 

 H. lineata, Say. 



PSEUDOHYALINA, Morse. 



P. minuscula, Binney. 



VALLONIA, Risso. 



V. minuta, Say. 



ULOSTOMA, Albers. 



U. profunda, Say. 



MESODON, Rafinesque. 



M. tliyroides, Say. 

 " clausa, " 



" Pennsylvanica, Gfreen. 

 " multilineata, Say. 

 " var. unicolor, " 



STENOTREMA, Rafinesque. 



S. lineata, Say. 

 " monodoD, var. fraterna, Say. 

 " " " Leaii, Ward. 



LEUCOCHILA. 



L. armifera, Say. 

 " pentodon, " 

 " contracta, " 



PUPILLA, Leach. 



P. fallax, Leach. 

 " corticaria. Leach. 

 " rupicola, " 



VERTIGO. 



V. ovata, Say. 

 " milium, Gild. 



