530 PROCEEDINGS OF THE ACADEMY OF [Oct., 



Wilson Landing, Bayou Bartholomew, Morehouse Parish, La.: 

 Strobilops labyrinthica Say. 



VlTREA INDENTATA UMBILICATA Ckll. 



Above Charlieville, Boeuf River, Richland Parish, La. : 

 Strobilops strebeli aenea Pils. 



ZONITOIDES ARBOREA Say. 



Port Union Landing, Ouachita River, Ouachita Parish, La. : 



ZONITOIDES ARBOREA Say. 



Myatt's Landing, Ouachita River, Ouachita Parish, La. : 



ZONITOIDES SINGLEYANA Pils. 



Stubbs Plantation, Ouachita River, Ouachita Parish, La.: 



ZONITOIDES ARBOREA Say. 



Above Eagle Landing, Bayou Boeuf, Franklin Parish, La.: 



POLYGYRA THYROIDUS Say. 



Bifid aria contracta climeana Van. 

 Strobilops strebeli aenea Pils. 



Dailey Landing, Boeuf River, Franklin Parish, La.: 

 Polygyra thyroidus Say. Nearly imperforate. 



POLYGYRA INFLECTA Say. 



Zonitoides arborea Say. 

 Mesomphix laevigata Beck. 

 Pyramidula alternata Say. 



Jones Landing, Bayou Boeuf, Franklin Parish, La.: 

 Polygyra thyroidus Say. Imperforate. 



EUGLANDINA ROSEA BULLATA Gld. 



Blue Cane Landing, Black River, Catahoula Parish, La. : 

 Polygyra thyroidus Say. 



BlFIDARIA PENTODON TAPPANIANA Ad. 



Strobilops strebeli aenea Pils. 



VlTREA INDENTATA Say. 



Zonitoides arborea Say. 



One mile below Harrisonburg, Ouachita River, Catahoula Parish, 

 La.: 



