PROCEEDINGS OF THE ACADEMY OF 
[Dec., 
004 
Corresponding Secretary J. Percy Moore, Ph.D. 
Treasurer George Yaux, Jr. 
Librarian Edward J. Nolan, M.D. 
Curators Samuel G. Dixon, M.D., LL.D., 
Henry A. Pilsbry, Sc.D., 
Witmer Stone, A.M., 
Henry Tucker, M.D. 
Councillors to serve three years Charles B. Penrose, A. M., 
LL.D., Ph.D., M.D., 
Charles Morris, 
Spencer Trotter, M.D., 
William E. Hughes, M.D. 
Committee on Accounts Charles Morris, 
Samuel N. Rhoads, 
John G. Rothermel, 
Thomas H. Montgomery,Ph. D., 
Thomas S. Stewart, M.D. 
COUNCIL FOR 1912. 
Ex-Officio .—Samuel G. Dixon, M.D., LL.D., Edwin G. Conklin, 
A.M., Ph.D., John Cadwalader, Edward J. Nolan, M.D., J. 
Percy Moore, Ph.D., George Vaux, Jr., Henry A. Pilsbry, 
Sc.D., Witmer Stone, A.M., Henry Tucker, M.D. 
To serve three years .—Charles B. Penrose, A.M., M.D., LL.D., 
Ph.D., Charles Morris, Spencer Trotter, M.D., William E. 
Hughes, M.D. 
To serve two years .—Thomas H. Fenton, M.D., Edwin S. Dixon, 
Henry Skinner, M.D., Sc.D., Robert G. LeConte, M.D. 
To serve one year .—Philip P. Calvert, Ph.D.. Thomas Biddle, M.D., 
Frederick Prime, A.M., Ph.D., Frank J. Keeley. 
Councillor 
Curator of Mollusca 
Curator of the William S. 
Collections 
Assistant Librarian 
George Yaux, Jr. 
Henry A. Pilsbry, Sc.D. 
Yaux 
Frank J. Keeley. 
William J. Fox. 
