NOVEMBER, 1919 
No. 1 
Vol. 1 
JOURNAL OF 
MAMMALOGY 
Published Quarterly by the American Society of Mammalogists 
CONTENTS PAGE 
Bats from Mount Whitney, California Glover M. Allen 1 
Criteria for the Recognition of Species and Genera, C. Hart Merriam 6 
The Mammals of Southeastern Washington Lee Raymond Dice 10 
Preliminary Notes on African Carnivora J. A. Allen 23 
A New Subspecies of Beaver from North Dakota Vernon Bailey 31 
Names of Some South American Mammals .Wilfred H. Osgood 33 
Notes on the Fox Squirrels of Southeastern United States 
Arthur H, Howell 36 
General Notes 38 
The Georgian Bat in W isconsin f Hartley H. T. Jackson; Is the Jaguar 
entitled to a place in the California Fauna, C. Hart Merriam; An easy 
method of Cleaning Skulls, A. Brazier Howell; Why Should Every Speci- 
men be named, C. Hart Merriam. 
Recent Literature 43 
Editorial Comment 47 
By-Laws and Rules of the American Society of Mammalogists 49 
PUBLISHED AT 
MOUNT ROYAL AND GUILFORD AVENUES 
BALTIMORE, MARYLAND 
WILLIAMS & WILKINS COMPANY 
BALTIMORE, U. S. A. 
Application has been made for entry as Second-class matter at the post office at Baltimore, Maryland, under the Act of March 3, 1879 
