28 ANNUAL REPORT OF THE 



inger, Triassic ammonite; Mr. A. C. Jewett, Devonian brachio- 

 pods from Maine; Mr. Alan S. Hays, Devonian corals from New 

 York: Exchanges — University of Colorado, through Mr. N. E. A. 

 Hinds, Pleistocene shells from California; Prof. E. W. Shuler, 

 Southern Methodist University, Dallas, Texas, Ordovician and 

 Cretaceous fossils from Colorado and Texas : Purchase — Three 

 Devonian trilobites from Germany; six boxes of Ordovician fossils 

 from Quebec, from Mr. T. H. Clark. 



