CONTENTS OF VOL, L 
Page. 
Proceedings 1, 69, 135 
Report on the Teller Effigy mounds in Milwaukee county, Wis. 
By C. H. Doerflinger and C. E. Brown (3 Plates) " 9 
List of lepidoptera of the County of Milwaukee. By F. Rauter- 
berg 23, 111 
Notes on the distribution of some trees and shrubs in the vicinity 
of Milwaukee. By E. Bruncken 31 
Some remarkable trees in the vicinity of Milwaukee. By E. 
Bruncken 43 
The Hamilton formation at Milwaukee. By E. E. Teller. (1 Plate) 47 
The F. S. Perkins album of antiquities. By C. H. Doerflinger 57 
Natural History Notes 61, 127, 185 
The fertilization and insect visitors of our earliest entomophilous 
flowers. By S. Graenicher. (1 Plate.) 73 
Additional observations on the instincts and habits of the solitary 
wasps. By G. W. and E. G. Peckham 85 
Physiographical field notes in the town of Wauwatosa. By E. 
Bruncken 95 
Botanical notes from the Green Bay peninsula. By E. Bruncken. . 103 
Notes on the food of the Ruffed Grouse. By W. J. Bennetts 105 
The fertilization of Symphori carpus and Lonicera. By S. 
Graenicher 141 
The American crocodile. By Geo. A. West 157 
Additions to the flora of Milwaukee county. By W. J. Bennetts. . . 161 
The Syrphidse of Milwaukee county. By S. Graenicher 167 
On the forest conditions in the vicinity of Milwaukee. By E. 
Bruncken - 179 
Pellenes and some other genera of the family Attidae. By G. W. 
and E. G. Peckham. (2 Plates.) 195 
