LAND AND FRESHWATER MOLLUSCA OF MANITOBA. 345 



S. striatinum Say. — Several from Pine Creek. Ponds at York 



Factory ; also in abundance in the stomach of a sturgeon 



caught in the Great Play Green Lake (Bell). 

 S. transversum Say. — Numbers in the stomach of the same 



sturgeon. (Bell). 

 S. jayanum ? Prime. — Abundant among roots of rushes on 



wetter parts of the shell-covered prairie south of Fort Ellice, 



but not observed elsewhere. 

 S. solidulum Prime. — Bleached and semi-fossil specimens were 



abundant in the denuded banks of the Red River at 



Winnipeg and the Assiniboine at Brandon. 

 Vitrina limpida Gould. — Among moss beside a sleugh near 



Carberry, but not seen elsewhere. Near Reed River ; the 



Lake of the Woods (Dawson). In damp Woods at Norway 



House (Bell). 

 Hyalina arborea Say. — Moist spot beside sleugh near 



Carberry ; under chips and pieces of wood in the Swamp. 



Round Lake of the Woods (Dawson). 

 H. viridula Menke {=Zomies radiatulus Aid.). — Dry pond- 

 hole on prairie near Brandon ; common among roots of 



grass beside sleugh near Carberry. Lake of the Woods ; 



Pembina Mountain (Dawson). 

 H. indentata Say. — One specimen of the variety with open 



umbilicus from Pine Creek. 

 H. fulva Drap. — Pretty common in moist spots beside sleughs 



near Carberry ; also in the Swamp ; Pine Creek. Lake of 



the Woods ; Pembina Mountain (Dawson). 

 Helix striatella Anth. — Beneath chips and pieces of wood and 



among moss in the Swamp. Turtle Mountain; Lake of the 



Woods (Dawson). " In Woods round the Lakes of the 



Winnipeg Basin " (Bell). 

 H. labyrinthica Say. — Edge of sleugh near Carberry; and in 



the Swamp. 

 H. pulchella Miill. — Pembina Mountain (Dawson). 



