180 
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TEAGE WAKO ice ce: sh atansoncd be Gass TOU 121 
Lagomys princeps ............ 111 
Larix occidentalis .... ........ 149 
Lestes disjuncta ............. 144, 150 
unguiculata ....124, 144, 150 
Leuciscus: «i 22 oy te eGe cassis 153 
Lewis and Clarke Forest Reserve 
araideh ptr, athe Baar husk [cacies eis cane ye cae 95, 159 
Lewis and Clarke Pass ........ 151 
Libellula quadrimaculata..... 144, 150 
pulchella .... ...... 144, 150 
Lilies, water sos< sacs «segs sew 146 
Limnaea emarginata ..... 106, 112, 160 
palustris .... ........ 124 
——— stgnalis .... .. .112, 160 
Little Bitter Root ............. 137 
Lo Lo; Mtécis seesade si ase seas 104 
ESO OD ieiscec free gees wane: deaves ga dueee sos 3d 105 
Louisiana tanager ...... ...... 106 
TLUDINUS -aecce aae seein beaks 126, 127 
LyG@aena? ..5. ixesas. eve wane oo 107 
LYCOPOQDING sake auge aeedeoes 109 
McDonald Lake ..95, 107, 109, 110, 113, 
115 ASLO. TAL aaa arcunaritie wade dre ve 121 
McDonald Peak .......... 97, 103, 112, 
113, 117 sexan vanes Becearee se 160 
McDonald Peak, ascent of ....120-122 
MacDougal, D. T.......... 94, 163, 164 
MacDougal Lake .............. 166 
MacDougal Peak....155, 164, 165, 166 
MeGovern Bay a2. .s0ccrene sees 141 
McLeod Peak .... .........05. 97 
Madison Valley ............... 185 
M@SDIE ssksan aavasedes sir ca ce 118 
Maine .is6 ned y we caniaviwna cess 151 
Malvastrum .. ...... eee eee eee 128 
MADDIE. sa aaiends erick Waleed amee ane 163 
Marias Pass ........ ce eeeeeeee 151 
Margaritana margaritifera....124, 150 
Meadow lark .................. 125 
Melanerpes torquatus ......... 125 
Menziesii scrub .... .... ..... 163 
Merula migratoria propingua... 119 
Mesothemis simplicicollis.. .... 150 
Michipicoten ...... ....ceceeee 151 
Mission Creek ........ 98, 100, 104, 123 
Mission Range ....94, 95, 96, 97, 115, 
Seehaie 123, 125, 138, 135, 146, 154, 156 
Mission Valley ....... 95, 123, 130, 135 
ornithology of ........ 124 
botany of .... ....... 126 
glaciation of ......... 125 
Missoula ....94, 181, 147, 151, 152, 159 
Missouri River .... ........005 96 
BULLETIN UNIVERSITY OF MONTANA 
Page 
Moinadaphnia .. .. .. «1.0.6 109 
Montana: wou ged ee ee ergaren tai 134 
Montana shells ................ 170 
IVEOOS GC oie3e  ssssic dkinceae’ aca das tees veaevini Rta 152 
Mourning dove.. .............- 125 
Mud. Creek, asic vase sommes axis 123 
Mud Dake wc0s nyc aied en qiedee tans 145 
MiUSKTab 65 caian. g wctes ou ee wan 145-152 
Myadestes townsendii ........ . 119 
INIA UICEINES: secsesiora stage die cdieact tice a teresa eves 98 
New Jersey tea ........-.2008 163 
New Mexico ........ ccsssceaee 134 
Nigger Prairie 2... 06:66 cesses en 164 
Nighthawk, western ........ 106, 118 
Nucifraga columbiana .... .... 119 
Nuthatch, slender-billed ...... 106, 119 
Odonata ie eae cous 91, 96, 124, 144, 150 
Olive-backed Thrush .......... 106 
Ornithology of McDonald Lake . 117 
Ornithology of Sinyaleamin Lake 
Adee 4a Mere NE sees we Yes 165 
OStrACOGS issu ss aes wid de ede 124 
Owl, western horned .......... 118 
Pablo, Michel ...............0% 130 
Parus atricapillus septentrionalis 119 
PasSerina amoena.. .. ....... 119 
Pend d’Oreille River. .98, 123, 125, 129, 
ee ee ee eee 130, 132, 137 
Petrochelidon lunifrous ........ 119 
Pewee, western wood ........ 105, 118 
Pheasant :sses.:% sen eeuwessae 118 
Physa heterostropha ....106, 150, 160 
ampullacea .... .... 112, 144 
Pica pica hudsonica .......... 118 
Picea englemanni ............. 147 
Picoides americanus dorsalis .. 118 
Pieris protodice.... ......... 124, 129 
Pi AL sae, eruaeusene Wbaeec eda ae 118 
PUM, OUD see's 8G Sass be ara wee a see 147 
—— white-bark .. ...... 101, 102, 167 
—— lodgepole .. .. .......... 147, 156 
— yellow ........ 109, 119, 147, 156 
SWIG: i ise ec tia ck: Bihid seasecewe 149 
Pine Siskin «s4 nee cc nwcs axes 105, 118 
Pinus albicaulis ............... 167 
monticola .... .. ...... 149 
murrayana .. .. ...... 147, 156 
scopulorum .... ....... 147 
Pipilo maculatus megalonyx ... 119 
Piranga ludoviciana ........... 119 
Placid Lake .............. 95, 167, 168 
PAIS aiajae Gite gad oa eseeeewea eee 125, 130 
Planorbis trivolvis..106, 112, 124, 144, 
DDD elas decreed ee ee ee 160 
