514 INDEX. 



Page. 

 Mammals, summary of, collected by the biological section of the International 



Boundary Commission ^^'' 



Mangle ^^ 



Manzanita 



Maple, largetooth 



MarmotiniE ^^^ 



Marmots 247, 338 



Marsupialia .- ^"^ 



Marsupials - ^°" 



Meadow-mice '. , *"'' 



Meadow-mouse, Arizona ^"^ 



California 498 



Graham Mountain : 500 



Guadalupe Mountain 501 



MogoUon Mountain 501 



San Francisco Mountain 500 



Mearns, Louis Di Z. , collector 6 



Meams, Major E. A., medical officer of Boundary Commission 2 



temporary detail to Fort Clark, Texas 1, 2 



Megadontomys 403 



Melia azedarach unbraculifera 69 



Merriam chipmunk 295 



Merton, Ernest C. , acting hospital steward 6, 15 



Mesquite 59 



Lake 21 



Mexican bighorn 233 



Boundary, monuments and sections of 7 



numbers of monuments on 8 



old monuments of 8 



Bio Grande section of 7 



Sciurus, key to 248 



Region, life areas of 70 



tropical area of 71, 72 



buckeye _ _ , . 63 



cherry _ 58 



cougar 201 



elder _ _ 68 



mule deer 191 



persimmon 67 



pinon 37 



pronghorn antelope 221 



Mice, plains 3g4 



wood 402 



Microtinte 493 



Microtus 498 



alticola 500 



leucophseus 500 



californicus 498 



hyperythrus 499 



mexicanus guadalupensis 501 



mogoUonensis 501 



montanus arizonensis 500 



Middle Texas Tract. . , 30 35 73 y^ 



