104 Trans. Acad. Sci. of St. Louis. 



gasteodonta Albers. 



125. Gasteodonta ligeea Say. 



Neeleyville, Butler Co. (4) ; New Madrid, New 

 Madrid Co. (12); Eiver bluffs, Moniteau Co. 

 (7) ; Boonville, Cooper Co. (14) ; Sedalia, Pettis 

 Co. (5) ; McAllister Springs, Saline Co. (5) ; 

 Columbia, Boone Co. (9) ; Bear Creek, Marion 

 Co. (5) ; Fern Glen, St. Louis Co. (3). 



Postpliocene : — Providence, Boone Co. (1). 



126. Gasteodonta demissa beittisi Pils. 



Pilsbry and Ferriss doubtfully identify some speci- 

 mens from Chadwick, Christian county with the above. 



Endodonthxe Pilsbry. 



Endodontic.®. 



pyeamidula Fitzinger. 



patula Hald. 



127. Pyeamidula alteenata Say. 



Columbia, Boone Co. (25) ; Paris, Monroe Co. 

 (15) ; Bear Creek, Marion Co. (1) ; Mound City, 

 Holt Co. (2) ; Birmingham, Clay Co. (7) ; Mc- 

 Allister Springs, Saline Co. (11) ; Kansas City, 

 Jackson Co. (5) ; Dade Co. (8) ; Pettis Co. (10) 

 Morgan Co. (2) ; Golden City, Barton Co. (2) 

 Carthage, Jasper Co. (6) ; Camden Co. (5) 

 Jackson, Cape Girardeau Co. (5) ; Scott Co. 

 (6) ; Marble Hill, Bollinger Co. (2) ; Madison 

 Co. (7) ; Poplar Bluff, Butler Co. (7) ; St. Fran- 

 cois Co. (8) ; Allanville, Cape Girardeau Co. 

 (17) ; Peirce City, Lawrence Co. (1) ; Arcadia, 

 Iron Co. (Baker) ; North Jefferson, Callaway 

 Co. (12) ; St. Louis Co. (2) ; Cooper Co. (4). 



