Bull. Wis. Nat. Hist. Soc, 1908— Muttkowski. 
PLATE IV. 
[ I — TRANSITION 
BOREAL 
UPPER AUSTRAL 
MAP ILLUSTRATING THE LIFE ZONES OF WISCONSIN 
1 r>oug-las, 2 Bayfield (with Apostle Islands), 3 Ashland, 4 Iron, 5 Vilas, 
6 Burnett, 7 Washburn, 8 Sawyer, 9 Polk, 10 Barron, 11 Gate®, 12 Price, 
13 Oneida, 14 Forest, 15 Florence, 16 Marinette, 17 Lang-lade, 18 Lincoln, 
19 Taylor, 20 Chippewa. 21 Dunn, 22 St. Croix, 23 Pierce, 24 Pepin, 25 Eau 
Claire, 26 Clarke, 2 7 Marathon, 2 8 Shawano, 29 Oconto, 30 Etoor (with 
Islands), 31 Kewaunee, 32 Brown, 33 Outagamie, 34 Waupaca, 35 Portage, 
36 Wood, 37 Jackson, 38 Trempealeau, 39 Buffalo, 40 La Crosse, 41 Monroe, 
42 Juneau, 43 Adams, 44 Waushara, 45 Marquette, 46 Green Lake, 47 Winne- 
bago, 48 Calumet, 49 Manitowoc, 50 Sheboygan. 51 Fond du Lac, 52, Ozaukee, 
53, Washington, 54 Dodge, 55 Columbia, 56 Sauk, 57 Richland, 58 Vernon, 
59 Crawford, 60 Iowa, 61 Dane, 62 Jefferson, 63 Waukesha, 64 Milwaukee, 
65 Racine, 66 Kenosha, 67 Walworth, 68 Rock, 69 Green, 70 Lafayette, 
71 Grant. 
