MICHIGAN ACADEMY OF SCIENCE. 
21 
54. Cestod Parasites of Fresh Water Fisli, G. L. LaRue. 
55. New Methods of Making' in toto Preparations, G. L. LaRue. 
56. The Distribution of the Ancylidae, Bryant Walker. 
57. Preliminary Report on the Ecology of the Mollusks of the Doug- 
las Lake Region, H. Burrington Baker. 
58. The Origin of the Germ Cells in the Toad Fish, Emory Sink. 
59. The Application of Calorimetric Methods in the Study of Em- 
bryology, O. C. Glaser. 
60. Notes on the Amphibia and Mammals of Gratiot County, Mich- 
igan, II. M. McCurdy. 
61. The History of the Germ Cells in the Paedogenetic Larva o 
Miastor, R. W. Hcgner. 
62. Check-List of Michigan Lepidoptera: I. Rhopalocera (Butterflies), 
W. W. Newcomb. 
63. On Some Amphibians and Reptiles from the State of Vera Cruz, 
Mexico, A. G. Ruthven. 
64. Prevention of Infant Mortality, Francis Duffield. 
65. Fever: Its Nature and Significance, V. C. Vaughan. 
66. Fermentation of Brine Pickles, Otto Rahn. 
67. Bacteriological Studies on the Keeping Qualities of Butter, C. 
W. Brown. 
<>8. The influence of Certain Acid-Destroying Yeasts upon Lactic 
Bacteria, Zae Northrup. 
69. Practical Milk Inspection, IV. A. Price. 
70. (1) Standardization of Rabic Virus. 
(2) The Production of Immunity by Means of Dialyzed Rabic 
Virus. 
(3) The Passage of Rabic Virus Through the Berkefeld Filter, 
J. G. Cumming. 
71. Effects of Dialysis on Serum, C. A. Doty. 
72. The Virulence of Cultures of Tr. Brucei, C. A. Behrens.' 
73. The Viability of the Rat Ultra Virus, W. A. Perkins. 
74. Immunity by Berkefeld Filtrates of Cultures of T. Lewisi, R. 
Chambers. 
75. Immunity Against the Ultra Virus of Rats, W. A. Perkins and 
R. Chambers. 
76. The Toxic Products Formed in the Cleavage of Casein, R. W. 
Pryer. 
77. The Standardization of Disinfectants, M. L. Holm. 
78. The Relation of B. fusiformis to Membranous Angina, Q. 0. 
Gilbert. 
