MUSEUM OF COMPARATIVE ZOOLOGY. 



27 



REPORT ON THE GEOLOGICAL COLLECTIONS. 



By R. W. Sayles. 



During most of the year the Curator was engaged in teaching 

 in the S. A. T.C. 



The Museum is greatly indebted to Mr. J. H. Bradley, Jr., 

 for a splendid specimen of Upper Ordovician sea-bottom, contain- 

 ing many brachiopods of several species, collected near Clermont, 

 Iowa. 



A large case for cave deposits has been erected in the hall. 



