Index to Volume V. vii 
Lilium umhellatum, pollination of 28 
List of Members of Society 258 
Macroteleia surfacei^ 153 
Macrotcleia. table of North American Species 154 
Megachile, habits of 2 
Melander, A. L., on a new Apiocera from South Africa 125 
Melanthacese, pollination of 15 
Members of society, list of 258 
Metopius Mrkmani^ 56 
Micas, Classification and origin of 68 
Milwaukee county, flora of 167 
Milwaukee county, Lepidoptera of 128 
Mitella diphylla, pollination of 88 
Museum collecting, address on 140 
Mutation theory, discussion of 8 
Muttkowski, E. A., List of Lepidoptera by 128 
Myrniica rubra hrevinodis 73 
Myrmica rubra brevinodis decedens'^' 75 
Myrmica rubra brevispina^'' 74 
Myrmica rubra canadensis 76 
Myrmica rubra frigida 78 
Myrmica rubra subalpina'^ 77 
Naosaurus. note on 66 
North American parasitic Hymenoptera 54, 96, 150 
Notes on a new guest-ant, Leptothoraz glacialis 70 
Origin of species 6 
Ormyrodes carinatus"' 47 
Orthopelma tliompsoni'''' 157 
Orthostigma americana"' 59 
Oaks of yVisconsin, note on 139 
Pambolus dispar^ 110 
Parasierola bicarinata^' 100 
Parasitic Hymenoptera of North America 54, 96, 150 
Parasolindenia aptera^ 49 
Permian reptiles, note on 66 
Phlyctwnacanthus telleri 3 
Phorbas longicornis'^ 152 
Pigeons, evolution of 12 
Proceedings of society 1, 65, 139, 163 
Psen bartlii^ 237 
Psen barthi, habits of 237 
Putorius rixosus allcghenJiensis (Rhoades) 63 
Reptiles, fossil, note on 66 
Ribes Cynosbati, pollination of 92 
