148 INDEX TO NORTH AMERICAN GEOLOGY, PALEONTOLOGY, [bull. 189. 
New York— Continued. 
Paleobotany of Cretaceous formation, Hol- 
lick, 2696. 
Paleobotany of the Cretaceous of Long Is 
land, Hollick, 2672. 
Paleontology of Eighteen Mile Creek, Grabau, 
2086. 
Paleontology of New York, vol. viii, pt. 2, 
Hall, 2263. 
Paleozoic hexactinellid sponges, Hall, 2267. 
Paleozoic intraformational conglomerates, 
Walcott, 5794. 
Palisades of the Hudson River, Kummel, 
3286. 
Palm, a new fossil, Hollick, 2670. 
Paropsonema crytophya, Clarke, 973. 
Peconic Bay, Bryson, 648. 
Pegmatites, from Manhattan Island, Julien, 
2950. 
Peridotite in New York, Smyth, C. H., 5072. 
Petroleum, Van Ingen, 5914. 
Petroleum and natural gas in New York, 
Orton, 4172. 
Petroleum and natural gas in western New 
York, Bishop, 449. 
Phosphoresence in wollastonite, Hillebrand, 
2577. 
Physical geography of New York, Tarr, 5331. 
Pleistocene history of Cham plain Valley, 
Baldwin, 222. 
Pleistocene lake bed in New York, Ries, 4610. 
Post-Glacial anticlinal ridges, Gilbert, 1982. 
Post-Glacial development of the Finger 
Lakes, Watson, 5892. 
Pre-Cambrian and post-Ordovician trap dikes 
in the Adirondacks, Cushing, 1242. 
Pre-Cambrian sediments in the Adirondacks, 
Kemp, 3019. 
Pre-Cambrian topography of the Adiron- 
dacks. Kemp, 2996. 
Pre-Glacial channel of the Genesee River, 
Grabau, 2080. 
Progress made in mapping the crystalline 
rocks of the western Adirondack region, 
1898, Smyth and Newland, 5096. 
Pseudomorphs, Smyth, 5089. 
Publications on the geology and paleontology 
of New York, Clarke, 948. 
[Pyrrhotite deposits, New York], Raymond, 
4555. 
Relation of the fauna of the Ithaca group to 
that of the Portage and Chemung, Kindle, 
3168. 
Relations of the Helderberg limestones and 
associated formations, Darton, 1302. 
Rensselaer grit, Dale, 1251. 
Report of State Geologist, Hall, J., 2258. 
Report of State Paleontologist, New York, 
Clarke, 976a. 
Report on Essex County, Kemp, 2979. 
Report on field work in Chenango County, 
Clarke, 947. 
Report on talc industry, Smyth, 5090, 5092. 
Ripple marks and cross bedding, Gilbert, 2016. 
Road materials, Merrill, 3934. 
Rochester, strata at, Fairchild, 1772. 
Rock basin of Cayuga Lake, Spencer, 5127. 
New York — Continued. 
Rock Hill, Long Island, Bryson, 651. 
Sacandaga Mining and Milling Company and 
the "Stutphen process," Nevius, 4079. 
Salt industry of New York, Bishop, 447. 
Second Lake Algonquin, Taylor, 5353. 
Section at Schoharie, Stevenson, 5230. 
Section at Schoharie, New York, Stevenson, 
5231. 
Section of the Alloway, New York, well, 
Prosser, 4502. 
Sections of the formation along the northern 
end of the Helderberg plateau, Prosser, 
4499. 
Shawangunk Mountain, Darton, 1301. 
Siluric fungi from western New York, 
Loomis, 3570. 
Siluro-Devonian contact in western New 
Y T ork, Grabau, 2084. 
Siluro-Devonic contact in Erie County, 
Grabau, 2090. 
Slate belt of New Nork, Dale, 1256. 
Sponges and ccelenterates of lower Helder- 
berg, Girty, 2035 
Staten Island drift, Hollick, 2705. 
Stratigraphic base of the Cambrian, Winchell, 
N. H., 6307. 
Stratigraphic classification, Marcou, 3663. 
Stratigraphic geology of the eastern Helder- 
bergs, Prosser and Rowe, 4498. 
Stratigraphic position of Portage sandstones, 
Luther, 3601. 
Stratigraphy of the Mohawk Valley and Sara- 
toga County, Prosser, 4500. 
Stream gradients of the lower Mohawk 
Valley, Cumings, 1219. 
Stream robbing in the Catskill Mountains, 
Darton, 1316. 
Streptelasma and allied genera, Hall, 2266. 
Structure and appendages of Trinucleus, 
Beecher, 367. 
Structure of Paleozoic barnacles, Clarke, 951. 
Succession of fossil faunas of Livonia salt 
shaft, Clarke, 945. 
Summer's work in geology on Lake Cham- 
plain, Van Ingen and White, 5715. 
Syenite-porphyry dikes, Cushing, 1244. 
Talc industry, Sahlin, 4734. 
Talc industry of St. Lawrence County, N. Y., 
Nevius, 4076. 
Tertiary clay on Long Island, Edwards, 1617. 
Tests of New York shales, Ries, 4630. 
The age of Niagara Falls, Spencer, 5128. 
The drift in Staten Island, N. Y., Hollick, 
2710. 
The Newark or New Red sandstone rocks of 
Rockland County, N. Y., Kummel, 3285. 
The Tilly Foster mine, New York, Landis, 
3381. 
Titaniferous iron ores of the Adirondacks, 
Kemp, 2991. 
Titaniferous magnetites, Kemp, 3008. 
Topography and glacial deposits of Mohawk 
Valley, Brigham, 597. 
Trap dikes of Lake Champlain region, Kemp 
and Marsters, 2978. 
Trap rock of the Palisades, Lyman, 3613. 
