640 PROCEEDINGS OF THE ACADEMY OF [DeC, 



dalen, on silicified wood in the Norristown shales of Bucks County; 

 by Prof. 0. C. S. Carter, on tubular concretions, sheets and plates of 

 Pensauken gravel, cemented with iron hydroxide; by Col. Joseph 

 Willcox, on the geology and mineralogy of St. Lawrence County, 

 New York; and there were a number of shorter communications and 

 various discussions. 



There were ten field excursions, with an average attendance of 25. 

 The excursions visited: (1) The copper deposits of Upper Salford and 

 Frederick Townships in Montgomery County; (2) The crystalline 

 schists and limestones between Alton and Glen Hall, in Chester County; 

 (3) the New Red traps and shales between Quakertown and Perkasie, 

 in Bucks County; (4) the region of Bethlehem, in Northampton and 

 Lehigh Counties; (5) the New Red traps and shales in northern Bucks 

 County; (6) the silicified wood of the New Red and the minerals of 

 the crystalline rocks between Woodbourne and Neshaminy Falls, in 

 Bucks County; (7) the Cretaceous and Pleistocene formations near 

 Pensauken Creek, in Camden and Burlington Counties, New Jersey; 

 (8) the trap at Aldham, Chester County, and the Cambrian Sandstone 

 thence to Valley Forge; (9) the crystalline rocks and their minerals 

 near Lansdowne and up Darby Creek, Delaware County; (10) the 

 cross-section of the Chester Valley, from Devault to Malvern, Chester 

 County. 



Three associate members have been added to the Section. 



The following officers of the Section have been elected for the coming 

 year: 



Director, . 

 Vice-Director, 

 Recorder and Secretary, 

 Treasurer, 

 Conservator, 



Benjamin Smith Lyman. 

 . George Vaux, Jr. 

 . Silas L. Schumo. 



Miss Emma Walter. 

 . Frank J. Keeley. 



Respectfully submitted, 

 Benjamin Smith Lyman, 



Director. 



Ornithological Section. 



Since the last annual report the Ornithological Department of the 

 Academy has been removed from its old quarters to the top floor of 

 the Museum building — a far more desirable location, well lighted and 

 with ample space for the growth of the collections. 



New racks have been erected to hold the cases and the latter have 



