388 



Prosser, C. S. — The Devonian System of Eastern Pennsylva- 

 nia. (Am. Journ. Sci., 3d Ser.,Vol. XLIV.. pp. 210-221, 

 1893.) 



Prosser, C. S. — The Upper Hamilton and Portage Stages of 

 I Vntraland Eastern New York. ( Am. Journ. Sci., 3d Ser., 

 Vol. XLVL, pp. 217-230, 1893.) 



Prosser, ('. S— The Classification and Distribution of the 

 Hamilton and Chemung Series of Central and Eastern 

 New York. Part I. (15th Ann. Rep't X. Y. State Geol. 

 for 1895, 1897, pp. 83-222, Pis. I.-XIII.) 



Randall, F. A. — Report on the Geology of Cattaraugus and 

 Chautauqua counties. (13th Ann. Rep't N. Y. State 

 Geol., 1893, pp. 517-528, 1894.) 



Ries, Heinrich. — Physical Tests of the Devonian Shales of 

 New York State to Determine Their Value for the Manu- 

 facture of Clay Products. (15th Ann. Rep't N. Y. State 

 Geol. for 1895, 1897, pp. G73-698. ) 



Ringueberg, E. X. S. — A New Dinicthys from the Portage 

 Group of Western New York. (Amer. Journ. Sci., Vol. 

 XXVII., pp. 476-479, 1884.) 



Simpson. G. B. — Discussion of the Genera of Fenestellida?. 

 (13th Ann. Rep't N. Y. State Geol., 1893, pp. 085-727, 

 1894.) 



Simpson, G. B.— X Handbook of the Genera of North Ameri- 

 can Paheozoic Bryozoa. (14th Ann. Rep't N. Y. State 

 Geol., 1894, pp. 403-608, Pis. A-E, I.-XXV.) 



Spencer, J. W. — Discovery of the Pre-glacial Outlet of the 

 Basin of Lake Erie into that of Lake Ontario, with Notes 

 on the Origin of our Lower Great Lakes. (Proc. Amer. 

 Philos. Soc, Vol. XIX., pp. 300-337, 1882.) 



Spencer, J. W. — Notes on the Origin of the Great Lakes of 

 North America. (Proc. A. A. A. S., Vol. XXXVII. , pp. 



197,198,1889.) 



