i v Index to Volume VII. 



house-fly, symposium on 86 



Hymenoptera bred from Crabronidse 3 



Hymenoptera in pollination of flowers 21 



Hymenoptera new to North America 3 



Hydnocerinse 99 



India rubber, lecture on 5 



injurious insects, lecture on . 4 



insect collecting, a summer's 12 



Kilauea, lecture on 7 



Lepidoptera, a summer's collection 13 



Lepidoptera in pollination of flowers 26 



list of members of Wisconsin Natural History Society 133 



*Lygocerus constrictus 119 



marine station on Puget Sound, talk on 87 



*Megaspilus orcasensis 118 



melanism, albinism and, discussion of 88 



members of Wisconsin Natural History Society, list of 133 



museum specimens, lecture on methods of mounting 4 



Muttkowski, E. A., article by 12, 17 



notes on some far northern grasses 78 



Pearson, Henry C, lecture by 5 



*Pelonium granulosum 100 



Phylocoptis (Eriophyes) quadripes 123 



pine cone willow gall 130 



pollination of flowers by Diptera 23 



by Homoptera 27 



by Hymenoptera 21 



by Lepidoptera 26 



pollination of Wisconsin flowers 19 



Phoridse, systematic affinities 103 



Phyllobaeninse 99 



preliminary list of Proctotrypoidea of Washington Ill 



*Proctotrypes angusticeps 112 



*Proctotrypes obscuripes 114 



*Proctotrypes placidus 113 



*Proctotrypes serricornis 115 



*Proctotrypes simplicior 116 



*Puliciphora sylvatica 107 



Proctotrypoid Hymenoptera of Washington Ill 



