[25] 



CATALOGUE OF THE GEA'ERA AND SUBGENERA (OF INOPERCULATED lAiVD SHELLS) WHICH ARE 

 SPECIFICALLY REPRESENTED ON THE AlIERICAN CONTINENT AND IN THE WEST INDIES. 



HELICEA. ^ So ^ §!!§=>" 2-^ 



o 



>5 d ^ a -"^ w 



^. TESTACELLEA. 



Glandina, Schum. . 

 Glaadina, s. str... A * ** * 



truncata. Gmel. 

 Varicella, Pfr ^ ** * * * 



leuGozonias, Walch. 

 Oleacina, s. str .'. * * * * 



oleacea^ Fer. 

 Sptraxis, C. B. Ad. 

 Streptostyla, Sliutt. s. str. ... ^* 



Nicoleti^ Sliutt. 

 Chersomitra, Pfr ** * *? 



nigricans^ Pfr. 

 Euspiraxis, Pfr * ** * * 



costtclosa, 0. B. Ad. 

 Cylindrella, Pfr. \ 



TJrocoptis, Beck ** * * ** ** 



decollata, Nyst. 

 Mychostoma, Alb „ ******* 



suhula^ Fer. 

 Gongylostoma, Alb * ** * * * * 



elegans, Pfr. 

 Holospira * ** * 



pilocerei, Pfr. 

 Trachelia, Pfr ., * ** 



porrecta, Gould. 

 Casta, Alb ^ 



^longata, Chem, 



