770 Wisconsin Academy of Sciences, Arts, and Letters. 
Mavor, James W. and Strasser, William. On a new myxosporidian, 
Henneguya Wisconsmensis, n. sp., from the urinary 
bladder of the yellow perch, Perea flavescens. With 
three Figures).XVIII., 676 
*-and Strasser, W. Studies on myxosporidia from the urinary 
bladders of Wisconsin fishes. (With Plates VI- 
VIII)... XIX., 553 
- and Feinberg, S. M. Lymphocystis vitrei, a new sporozoan 
from the pike-perch, Stizostedion vitreum Mitchell. 
(With Plate).XIX., 559 
Merrell, Edward H. The relation of motives to freedom.XII., 389 
Merrell, Harriet B. On Bunops Scutifrons, Birge.IX., 318 
Meyer, Balthasar H. The adjustment of railroad rates in Prus¬ 
sia .XI., 78 
- Early general railway legislation in Wisconsin, 1853- 
1874 .XII., 337 
Miller, W. S. The anatomy of the heart of cambarus.X., 327 
- and E. P. Carlton. The relation of the cortex of the cat’s 
kidney to the volume of the kidney and an estimation 
of the number of glomeruli.X., 525 
- Variations in the distribution of the cat Felis domesti- 
cus . XIV., 621 
Morris, H. H. The preparation of selenic acid.XIX., 869 
Munro, Caroline Walker. A preliminary study of the digestive se¬ 
cretions of pickerel and perch.XX., 269 
Munro, Dana Carleton. Some tendencies in history. Presidential 
Address, 1915 .XVIII., 695 
Murrish, John. Abstract of a paper on the origin of the Potsdam 
sandstone. (Abstract.) .Bulletin II., 32 
-Abstract of a paper on the results of recent investigations 
in the lead regions of Wisconsin.Bulletin IV., 62 
- Further results of the examination of the lead region of 
Wisconsin. (Abstract.) . .Bulletin V., 80 
Muttkowski, R. A. The fauna of Lake Mendota—A qualitative and 
qualitative survey with special reference to the in* 
sects. (With one Figure).XIX., 374 
Myers, F. J., and Harring, H. K. The rotifers of Wisconsin. (With 
Plates XLI—LXI, and four Figures.)..XX., 553 
Nader, John. On the strength of materials as applied to engi¬ 
neering .II., 153 
- The improvement of the mouth of the Mississippi River.III., 84 
- Leveling with the barometer.III., 68 
-The Tides . V., 207 
- A chapter on foundations .V., 282 
Nebel, Catherine Elizabeth. The amount of food eaten by the spi¬ 
der, Aranea sericata .XIX., 524 
Nicodemus, W. J. L. On the Wisconsin River improvement.II., 142 
-Railway gauges .II., 101 
