x9o8.] MINUTES. 15 



" Determination of Dominance in Mendelian Inheritance," by 

 Charles B. Davenport, Ph.D., of Cold Spring Harbor, N. Y. 



" Inheritance in Protozoa," by Professor Herbert Spencer 

 Jennings, of Baltimore. 



" The Excretory Organs of the Metazoa : A Critical Review," 

 by Professor Thomas H. Montgomery, Jr., of Austin, Texas. 



"The Classification of the Cetacea," by Dr. F. W. True, of 

 Washington. 



"Additional Notes on the Santa Cruz Typotheria," by W. J. 

 Sinclair, Ph.D., of Princeton, N. J. (introduced by Professor W. 

 B. Scott). 



Afternoon Session. 



The following papers were read : 



" Further Researches on the Physics of the Earth, and espe- 

 cially on the Folding of Mountain Ranges and the uplift of Plateaus 

 and Continents produced by movements of Lava beneath the Crust 

 arising from Secular Leakage of the Ocean Bottom," by Dr. T. J. J. 

 See, of U. S. Naval Observatory, Mare Island, Cal. 



" Stratigraphic Observations in the Vicinity of Susquehanna 

 Gap, North of Harrisburg, Pa., by Gilbert van Ingen, of Prince- 

 ton, N. J. (introduced by Professor W. B. Scott). 



" Some Chilean Copper Minerals," by Professor Harry F. 

 Keller, of Philadelphia. 



" Progress of Demarcation of the Boundary between Alaska 

 and Canada," by Professor O. H. Tittmann, of Washington. 



" The Leaf Structures of the Bermuda Sand Strand Plants," by 

 Professor John W. Harshberger, of Philadelphia. 



" The Influence of Heat and Chemicals on the Starch Grain," 

 by Professor Henry Kraemer, of Philadelphia. 



" A Contribution to a Knowledge of the Fungi of Pennsylvania ; 

 Gasteromycetes," by D. R. Sumstine, of Wilkinsburg, Pa. (intro- 

 duced by Dr. A. E. Ortmann). 



April 2j, Executive Session. 



The pending nominations for membership were read and the 

 Society proceeded to an election, and the teller of election reported 



PROC. AMER. PHIL. SOC. , XLVII. l88 B, PRINTED JULY II, I90S. 



