390 



Williams, If. S.—On the Relation of the Devonian Fauna of 

 Iowa. (Amer. Geol.. Vol. III., pp. 230-233, 1889.) 



Williams, 11. S. — The Cuboides Zone and its Fauna: a Dis- 

 cussion of Methods of Correlation. (Bull. Geol. Soc. 

 Amer., Vol. I., pp. 481-501, Pis. XI.-XIIL, 1890.) 



Williams. 11. S. — Palaeontological Researches, Genesee Slate. 

 (Science, Vol. I., pp. 190, 191. 1880.) 



Willinms. H. S — Comparative Palaeontology of the Devonian 

 Formation. (Science. Vol. II.. pp. 836, 837, 1883. ) 



Williams, H. S — On a Remarkable Fauna at the Base of the 

 Chemung Group in New York. (Amer. Journ. Sci., 3d 

 Ser., Vol. XXV.. pp. 97-104. 1883. ) 



Williams. H. &— A Revision of the Cayuga Lake ( New York ) 

 Section of the Devonian. (Amer. Journ. Sci., 3d Ser., 

 Vol. XXXII., p. 321, 1886. Abstract.) 



Willinms. H. $.— The Making of the Geological Time Scale. 

 (Journ. of Geol., Vol. I., pp. 180-197.) 



Willinms, H. S— The Elements of the Geological Time Scale. 

 (Journ. of Geol., Vol. I., pp. 283-295. ) 



Willinms. H. S — Dual Nomenclature in Geological Classifica- 

 tion. (Journ. of Geol., Vol. II., pp. 145-160, 1894.) 



Willinms. H. S — Southern Devonian Formations. (Amer. 

 Journ. Sci., 4th Ser.. Vol. III., pp. 393-403.) 



Willinms. II. 17— Notes on the Fossil Fishes of the Genesee 

 and Portage Black Shales. ( Bull. Buffalo Soc. Nat. Sci.. 

 Vol. V.. No. I, pp. 81-84.) 



Willinms. Samuel ''/.—The Tully Limestone: Its Distribution 

 and Its Known Fossils. (6th Ann. Rep't N. Y. State 

 Geol.. 1S86. pp. 13-29. map, 1887.) 



Williams, Samuel G. — The Tully Limestone: Its Distribu- 

 tion, Its Irregularities, Its Character, and Its Life. (Proc. 

 A. A. A. S.. Vol. XXXV.. pp. 213, 214, 1887. 1 



