CONTENTS 
Key to the Subfamilies and Genera 
Subfamily Lutrine. Otters 
Subfamily Meline. Skunks and Badgers 
Key to the Species of Skunks (Mephitis and Spilogale) 
Subfamily Musteline. Minks, Weasels, Martens and 
Wolverine . : ; 
Key to the Species of Minks and Weasels (Putorius) 
Key to the Species of Martens (Mustela) 
Family Procyonide. Raccoons 
Subfamily Procyonine. American Raccoons 
Family Urside. Bears . . . 
ORDER INSECTIVORA. INSECT EATERS 
Key to the Families 
Family Soricide. Shrews 
Key to the Genera 
Key to the Species 
Subfamily Soricine. Shrews 
Family Talpide. Moles . 
Subfamily Talpine. Moles 
Key to the Genera 
ORDER CHIROPTERA. Bats 
Family Vespertilionide. Typical Bats 
Key to the Genera 
Key to the Species . 
Subfamily Vespertilionine 
Family Molosside. Free-tailed Bats 
ORDER Primates. Man, APES, MONKEYS, ETC. 
Family Hominide. Man 
APPENDIX. SOME ANIMALS OF THE’ PAST 
BIBLIOGRAPHY 
GLOSSARY 
INDEX . : 
Map oF ILLINOIS AND WISCONSIN 
