296 
ANNALS NEW YORK ACADEMY OF SCIENCES 
The following candidates for Active Membership, recommended by the 
Council, were duly elected: 
J. G. Phelps Stokes, 90 Grove Street, 
Chas. Elliot Warren, Lincoln National Bank. 
The Recording Secretary reported the following death: 
Prof. Wolcott Gibbs, an Honorary Member since 1889. 
The Recording Secretary then reported "the receipt of letters from Dr. 
Wilhelm Ostwald and Prof. Edouard Strassburger expressing their gratifi¬ 
cation at being elected Honorary Members of the Academy. 
The Chairman of the Darwin Memorial Committee reported that the 
centenary of Darwin’s birth and the semicentennial of the appearance of the 
“Origin of Species” had been celebrated on 12 February, according to 
programme, and that an exhibition illustrating Darwinism and Darwiniana 
had been opened, to continue for one month, in the Forestry Hall and Darwin 
Hall of the Museum. 
The Academy then adjourned. 
Edmund Otis Hovey, 
Recording Secretary. 
SECTION OF GEOLOGY AND MINERALOGY. 
March 1, 1909. 
Section met at 8.15 p. m., Professor Kemp presiding in the absence of 
Vice-President Stevenson. 
The minutes of the last meeting of the Section were read and approved. 
The following programme was then offered: 
Thomas C. Brown, Studies on the Morphology and Development 
of Certain Rugose Corals. 
Edmund Otis Hovey, The Section of the Hudson River Bed Opposite 
CORTLANDT STREET, NEW YoRIC. 
Amadeus W. Grabau, Some Revised Palf.ogeographic Charts. 
Summary of Papers. 
Mr. Brown gave a critical study of the structure of Paleozoic corals, 
tracing relationships and developments through successive species. Lantern 
slide illustrations from original drawings were shown. Remarks were made 
