294 THE CHICAGO ACADEMY OF SCIENCES. 
history is complete. It now inhabits the Nova Scotian, Canadian. 
Hudsonian, Californian and Columbian regions. 
RECORDS. 
UNITED STATES. 
CALIFORNIA: Pacific Grove, Monterey Co. (Berry); near Monterey, 
Monterey Co. (Dall). 
MicuicaAn: Alpena, Alpena Co. (Nason); Crooked Lake, Emmet Co.; 
Pine Lake, eight metres, Charlevoix, Charlevoix Co. (Walker); Emmet, Grand 
Traverse, Alpena, Macomb and Oakland Counties; generally distributed over the 
state (Walker). 
New York: Braddock’s Bay, near Manitau, Monroe Co., Lake Ontario 
(Baker); Squaw Island, near Buffalo, Erie Co. (Miss Walker). 
WasHINGTON: Columbia River, Vancouver, Clarke Co. (Dall). 
BRITISH AMERICA. 
KEEWATIN: Attawapiskat River (Dall) ; Kawinogans Lake and Kanuchuan 
River, Attawapiskat River; Ozhiski Lake; Wapicopa Lake, Winisk River (Whit- 
eaves). 
Ontario: Ottawa, Carleton Dist. (Billings, Lea Coll.); Fort Francis, 
Winnipeg River, Rainy River Dist. (Latchford). 
SASKATCHEWAN: Grand Rapids of Saskatchewan River, near Lake Winni- 
peg (Dall). 
GEOLOGICAL DISTRIBUTION: Pleistocene. 
RECORDS. 
UNITED STATES 
MARL DEPOSIT 
INDIANA: Three-fourths mile southwest of Stewartsville, Posey Co.; one 
and one-half miles northwest of Petersburg, Pike Co. (Smith. Inst.). 
MicnHicAN: Kegomic, Emmet Co. (Slocum). 
Minnesota: Fergus Falls, Otter-tail Co. (E. P. Berkey). 
New Jersey: White Pond, Sussex Co. (Pilsbry and Rhoads; Weller) ; 
near Franklin, Sussex Co. (Say). 
New York: Herkimer Co., in calcareous tufa (Lewis). 
ALASKA. 
ALASKA: Left bank of Yukon River, below old Fort Yukon (Dall). 
BriTIsH AMERICA. 
New Brunswick: Sawler’s Lake, St. John, St. John Dist. (Dall). 
Ontario: Hemlock Lake, New Edinburg, east of Ottawa, in soft white 
calcareous-argillaceous matrix (Ami); Ottawa, Carleton Dist. (Dall); Eagle’s 
Nest Lake, Lower Canada (D’Urban; Whiteaves). 
Quesec: Anticosti Island (Dall; Schmidt). 
Ecotocy: Galbana prefers a habitat where the water is clear 
and in more or less movement. 
ReMARKS: Galbana is very little understood among conchologists, 
probably on account of its being first described as a fossil. Is is very 
common in many localities, has a wide range and is remarkably uni- 
form. It has been mistaken for both Galba humilis and Galba humilis 
modicella, but it is a much more solid shell. It is a more robust shell 
