J. PIERPONT MORGAN PUBLICATION FUND 
Reports of 
The Princeton University Expeditions 
to Patagonia, 1896-1899 
EDITED BY 
WILLIAM B. SCOTT 
BLAIR PROFESSOR OF GEOLOGY AND PALAEONTOLOGY, PRINCETON UNIVERSITY 
VOLUME IV — PALAEONTOLOGY 
PART I— THE MARINE CRETACEOUS INVERTEBRATES 
BY 
T. ' W. STANTON 
U. S. NATIONAL MUSEUM 
(Pages 1-43, Plates I-X) 
PRINCETON, N. J. 
The University 
STUTTGART 
E. Schweizerbart’sche Verlagshandlung (E. Nagele) 
