LIST OF PUBLICATIONS 261 



the Lower Silurian Foriuatious on West Canada Creek and in the 

 Mohawk Valley, p.615-59; Smyth, C. H. jr. Talc Industry of St 

 Lawrence County, p. 661-71; Rles, Heinrich. Physical Tests of the 

 Devonian Shales, p.6T3-9S; Ruedemann, Rudolf. Discovery of a Ses- 

 sile Conularia, p.6i>9-72S. 4 pi.; Clarke, J. M. Crustaceans from the 

 Chemung Group, p.720-3S. 

 V.2: Hall, James & Clarke, J. M. Memoir on the Palaeozoic Reticu- 

 late Sponges Constituting the Family Dictyospongidae, ptl, p.741-984. 

 47pl. 



16 (for 1896) 1899. 8+448p. illus. 32pl. (lith.) other pi. (phot.) 

 maps. F*. 



Contents: Report of Geologist and Palaeontologist, pref. p.7-S; Geologi- 

 cal Survey of the State of New York, Reports, p.1-27, 171-226; Gushing, 

 H. P. Boundary Between the Potsdam and Precambrian Rocks North 

 of the Adirondacks, p.1-27; Clarke, J. M. Naples Fauna in Western 

 N. Y., p.29-161. 9 pi.; Clarke, J. M. Early Stages of Certain Goniatites, 

 p.163-69; Luther, D. D. Brine Springs and Salt Wells of New York 

 and the Geology of the Salt District, p.171-226; Grabau, A. W. Faunas 

 of the Hamilton Gronp of Eighteen-mile Creek and Vicinity in Western 

 New^ York, p.227-339; Memoir 2, pt2. Hall, James & Clarke, J. M. 

 Memoir on the Palaeozoic Reticulate Sponges Constituting the Family 

 Dictyospongidae, pt2, p.341-448. pl.48-70. 



17 (for 1897) 1899. 564p. illus. pi. (phot.) maps. O. 

 Contents: Report of Geologist and Palaeontologist, p.5-7; Bishop, I. P. 



Petroleum and Natural Gas in Western New York, p.9-63; Prosser, 



C. S. Classification and Distribution of the Hamilton and Chemung 

 Series of Central and Eastern New York, pt2, p.65-315; Eastman, C. R. 

 Upper Devonian Fish Fauna of Delaware County, N. Y., p.317-27; 

 Prosser, C. S. & Rowe, R. B. Stratigraphic Geology of the Eastern 

 Helderbergs, p.32i9-54; Ries, Heinrich. Limestones of New York, 

 p.355-467; Smyth, C. H. jr. Crystalline Rocks of the Western Adiron- 

 dack Region, p.469-97; Kemp, J. F. & Newland, D. H. Geology of 

 Washington, Warren and Parts of Essex and Hamilton Counties, 

 p.499-553; Index, p.5o5-64. 



18 (for 1898) 1899. 169p. illus. pi. (phot.) maps. O. 



Contents: Report of Acting State Geologist and Paleontologist, p.5-7; 

 Kiimmel, H. B. The New^ark or New Red Sandstone Rocks of Rock- 

 land County, p.9-50; Prosser, C. S. Sections of the Formations along 

 the Northern End of the Helderberg Plateau, p.51-72; Gushing, H. P. 

 Geology of Franklin County. p.73-12S; Smyth. C. H. jr & Newland, 



D. H. Progress in Mapping Crystalline Rocks of Western Adirondack 

 Region, p. 129-35; Kemp, J. F., Newland, D. H. & Hill, B. F. Geology 

 of Hamilton, Warren and Washington Counties, p.137-62; Index, 

 p.163-69. 



19 (for 1899) 1901. 158p. illus. pi. (phot.) maps. O. 

 Contents: Report of Geologist, p.r7-16; Kemp, J. F. & Hill, B. F. Pre- 

 cambrian Formations in Parts of Warren, Saratoga, Fulton and Mont- 

 gomery Counties, p.rl7-35; Gushing, H. P. Geology of Rand Hill and 



