1886. ] Proceedings of Scientific Societies. 837 
The development of the Gymnosporangia of the United States. W, G, Farlow. 
Plan for laboratory work in chemical botany. Lillie J. Martin. 
A study in agricultural botany. ŒE. Lewis Sturtevant, 
Biology of timber trees with special reference to the requirements of forestry. B. 
E. Fernow. 
Immunity from contagious diseases produced by products of bacterial multiplication. 
D. E. Salmon, 
SECTION H—ANTHROPOLOGY. 
A query as to the sepulchral rites of the mound-builders, Edward P., Vining, 
Notes upon a native Brazilian language. J. C. Branner. 
The Seta elements in the graphic system of the Mayas and Mexicans, D. G. 
rinton, 
Wampum, W, M. Beauchamp. 
Piute herbalist, Chas, P. Hart. 
Eyah Shah, a sacrificial stone of the Dakotas. Horace C. Hovey. 
Characteristic curves of composition. T. C. Mendenhall. 
The origin and antiquity of the New York Iroquois. W. M. Beauchamp. 
On gold and silver ornaments from F lorida. Geo. F. Kunz. 
Gold'ornaments from the United States of Colombia. Geo. F. Kunz. 
Longevity of great men. Joseph Jastrow. 
oP ata of Chiriqui ; its potteries, stone and metal implements, Wolfred 
_In the afternoon, at 3 o’clock, an excursion down the Niagara 
river to Grand island was given by invitation of the local com- 
mittee, 
In the evening the Botanical Club of Buffalo received the Bo- 
tanical Club of the association, at the residence of Hon. David 
- Day, 69 Cottage street, at 8 o’clock. 
Friday August 2oth. 
SECTION E—GEOLOGY AND GEOGRAPHY. 
The Niagara gorge. J. Pohlman. 
On the rate of recession of the Niagara falls. R. S. Woodward. 
Buffalo and Chicago, or what might have been. E. W. Claypole. 
The place of Niagara falls in geologic history. G. K. Gilbert. 
Some new terrestrial facts bearing on the date of the close of the last glacial period. 
G. F. Wright. 
SecTION F—BIoLocy, 
On the development of the human chorion, Chas. S. Minot, 
The theory of immunity from contagious diseases. D, E, Salmon. 
Tie presence and relations of the co rpus callosum in the brains of the lower verte- 
Henry F. Osborn. 
Pitman cerebral fissures < their relafiods did nhines; aad tiie methods of studying 
Burt G. Wilder, 
lampreys of Cayuga lake. S. H. Gage and Seth E. Meek. 
Vaso motor nerves of the limbs. “H. P, Bowditch, 
Homologies of segmentation of the ovum in vertebrates. C. S. Minot. 
'nstration of an easy method of measuring reaction-times. Jos. Jastrow. 
Stability of organs as dependent on phylogeny. Frank Baker. 
VOL. XX.—NO, Ix. - 55 
