KORTH AMERICAN FAUNA. 



[No. 37. 



PLATE X. 



[Thi-ee-fourtbs natural size.) 



Fig. 1. Marmota caligata cascadensis, S' adult, head of Cascade River, Wash. (No. 

 42793, U. S. Nat. Mus., Biological Survey collection.) 



2. Marmota caligata nivaria, 9 adult, St. Marys Lake, Mont. (No. 72222, 



U. S. Nat. Mus., Biological Survey collection.) 



3. Marmota caligata okanagana, adult, Glacier, British Columbia. (No. 67073, 



U. S. Nat. Mus., Biological Sm^vey collection.) 



4. Ma-rmota caligata oxytona, 9 adult (type), Head of Smoky River, Alberta. 



No. 174503,U. S. Nat. Mus.) 



PLATE XI. 

 [Three-fourths natural size.) 



Fig. 1. Marmota monax monax, ^ adult, Peaks of Otter, Va. (No. 143962, U. S. 

 Nat. Mus.) 



2. Marmota monax nifescens, c? adult (type). Elk River, Minn. (No. 186521, 



U. S. Nat. Mus., Merriam collection.) 



3. Marmota tmnax prehlorum., S adult, Wilmington, Mass. (No. 78355, U. S. 



Nat. Mus., Biological Survey collection.) 



4. Marmota monax canadensis, <S' adult, Murray Bay, Quebec. (No. 7603, Field 



Mus. Nat. Hist.) 



PLATE XII.' 



[Three-fourths natural size.) 



Fig. 1. Marmota monax ignava, <^ adult, L'Anse au Loup, Labrador. (No. 8871, Mus. 

 Comp. Zool.) 



2. Marmota Jlaviventris warreni, 9 adult (type), Crested Butte, Colo, (No. 202937, 



U. S. Nat. Mus., Biological Survey collection.) 

 S. Marmota Tnonax ochracea, [d^ ?] subadult, Babine Mountains, British Columbia . 



(No. 202785, U. S. Nat. Mus., Biological Survey collection.) 

 4. Marmota caligata nivaria, 9 adult, St. Marys Lake, Mont. (No. 72222, 



U, S. Nat. Mus., Biological Survey collection.) 



PLATE XIII. 



[Three-fourths natural size.) 



Fig. 1. Marmota flaviventris fiaviventris, c? adult, Donner, Cal. (No. 100532, U. S. 

 Nat. Mus., Biological Survey collection.) 



2. Marmota flaviventris parvula, 9 adult (type), Jefferson, Nev. (No. 93690, 



U. S. Nat. Mus., Biological Survey collection.) 



3. Marmota flaviventns avara, ^ adult, Okanogan, British Columbia. (No. 99759, 



U. S. Nat. Mus., Biological Survey colleo(tion.) 



4. Marmota flaviventris engelhardti, 9 adult. Beaver Mountains, Utah. (No. 



158978. U. S. Nat. Mus., Biological Survey collection.) 



