61 

 UPPER OR THIRD FLOOR. 



JAMES HALL COLLECTION. 



Case A. (3 and 4) : Geological Map of New York State, and illustrating the 

 classification generally adopted. Below are volumes published by the State 

 Survey, and most of the specimens figured in them are on exhibition in the 

 Hall, and are indicated by green tickets, as an illustration of the scientific 

 importance of this collection. 



Case B. (1-4): And adjoining Table Case contains 200 out of about 250 

 existing types of the Potsdam in America. The Cases are filled with spec- 

 imens illustrating the various formations, as follows : 



Case B. (6 and 7): Calciferous. (8-10): Canadian. (11-13): Birds-Eye, 

 Black River. 



Case C. (1-7) : New York Trenton. (8-13): Western Trenton. 



Case D. (1-2) : Utica, State. (3) : New York, Hudson River. (4-10) : 

 Western, Hudson River. (11): Medina Sandstone. (12 and 13): Clinton. 



Case E. (1 and part of 2) : Clinton. (2-9): The New York Niagara. (10): 

 Coraline. (11-13): Niagara of Indiana. 



Case F. (1-6) : Western Niagara, (7 and 8) : Guelph and Onondaga Salt. 

 (10-13): Lower Helderberg. 



Case Cr. (1 and 2) : Remainder of Lower Helderberg. (3 and 4) : Oriskany 

 Sandstone of New York. (5 and 7) : Oriskany Sandstone of Maryland. 

 (8-10): Schoharie Grit. (11-13): Corals of the Upper Helderberg. 



Case H. (1-10): Upper Helderberg. (11-12): Marcellus Shales. (13): 

 Hamilton Plants. 



Cases I, J, and K contains Fossils of the New York Hamilton group. 



Case L. (1 and 2): Western Hamilton. (3): Tully Limestone. (4): Gen- 

 esee Slate. (5-7) : Portage. (8-13) : Chemung. 



Case M. (1-7): Chemung. (8-10): Catskill. (11-13): Waverly. 



Case N. (1) : Waverly. (2 and 3) : Burlington Division of the Lower Car- 

 boniferous. (4-11): Keokuk Division. (12-13): Warsaw Division. 



Case O. (1): St. Louis Division. (2 and 3): Chester Division. (4-13): 

 Plants of the Coal Period. 



Case P. (1-3) : Other Fossils of the Coal Period. (4): Fishes of the Trias- 

 sic Rocks of the Connecticut Valley, presented by President R. L. Stuart. 



