Cambrian-Continued.

New England and New York-Continued.

Geology of eastern Berkshire County, Massa-
chusetts, Emerson, No. 176.

Geology of the Narragansett Basin, Shaler,
Woodworth, and Foerste, No. 582.
Geology of Wachusett dam and tunnel,
Massachusetts, Crosby, No. 121.

Slate belt of New York and Vermont, Dale,
No. 134.

Lake Superior region.

Felsites and associated rocks, Michigan, Hub-
bard, No. 343.

Geology of Akeley Lake plate, Minnesota,
Grant, No. 241.

Geology of Carlton County, Minnesota, Win-
chell, No. 757.

Geology of Carlton plate, Minnesota, Win-
chell, No. 768.

Geology of Cook County, Minnesota, Grant,
No. 234.

Geology of Duluth plate, Minnesota, Win-
chell, No. 769.

Geology of Dunka River plate, Minnesota,
Winchell, No. 765.

Geology of Fraser Lake plate, Minnesota,
Grant, No. 240.

Geology of Gabbro Lake plate, Minnesota,
Grant, No. 238.

Geology of Grand Rapids plate, Minnesota,
Grant, No. 236.

Geology of Gunflint Lake plate, Minnesota,

Grant, No. 242.

Geology of Lake County, Minnesota, Win-

chell, No. 760.

Geology of Mountain Iron plate, Minnesota,

Winchell, No. 762.

Geology of Mountain Lake plate, Minnesota,
Grant, No. 244.

Geology of Pigeon Point plate, Minnesota,
Winchell, No. 766.

Geology of Partridge River plate, Minnesota,
Winchell, No. 764.

Geology of Pokegama Lake plate, Minnesota,
Grant, No. 235.

Geology of Rove Lake plate, Minnesota,
Grant, No. 243.

Geology of Swan Lake plate, Minnesota,
Grant, No. 237.

Geology of Virginia plate, Minnesota, Win-
chell, No. 763.

Ozark region.

Biennial report, Bureau of Geology of Mis-
souri, Gallaher, No. 212.

Rocky Mountain region.

Absaroka folio, Wyoming, Hague, No. 268.
Archean-Cambrian contact, Colorado, Crosby,
No. 120.

Fort Benton folio, Montana, Weed, No. 701.
Geology of Gallatin Mountains, Wyoming,
Iddings and Weed, No. 354.

Geology of Teton Range, Wyoming, Iddings
and Weed, No. 355.

Geology of Tintic district, Utah, Tower and

Smith, No. 632.

Little Belt Mountains folio, Montana, Weed,
No. 702.

Canada.

General.

A new analcite rock, Coleman, No. 107.
Cambro-Silurian fossils, Ami, No. 8.
Canadian Paleozoic corals, Lambe, No. 414.
Coals of Canadian Northwest, Dawson, No.
148.

Corundiferous nepheline-syenite, Coleman,
Nos. 108, 110.

Crystallized pyrrhotite, Nicol, No. 498.
Cuttlefish from Cretaceous rocks, Whiteaves,
No. 726.

Devonian system of Canada, Whiteaves, No.
729.

Fossil Crustacea, Jones and Woodward, No.
366.

Geology of Yukon Territory, Nordenskjöld,
No. 500.

Lake Iroquois, Coleman, No. 106.
Mineral statistics, Ingall, No. 356.

Occurrence of polycrase, Hoffmann, No. 324.
Occurrence of quicksilver, Colquhoun, No.113.
Origin of Archean conglomerates, Barlow,
No. 33.

Report of geological branch, Ottawa Field-
Naturalists' Club, Ami, No. 14.

Reptilian remains, Lambe, No. 415.
Revision of Paleozoic corals, Lambe, No. 413.
Rocks of Trenton formation, Whiteaves, No.
728.

Summary report for 1897, Dawson, No. 146.
Summary report for 1898, Dawson, No. 147.
Type of lake formation in Rocky Mountains,
Wilcox, No. 738.

British Columbia.

Atlin district, Brook, No. 68.

Fauna of Sooke beds, Merriam, No. 481.
Geology of the Klondike, Heilprin, No. 299.
Gold-bearing conglomerate, Ludloff, No. 447.
Headwaters of Lewis River, Heydon, No. 307.
Leech River, Alberni and Skirt Mountain,
Brewer, No. 62.

Mining on Vancouver Island, Brewer, No. 61.
New trilobite from Mount Stephen, Reed, No.
542.

Notes on Ymir mine, Fowler, No. 194.
Silver-lead deposits of the Slocan, Kendall,
No. 375.

West coast of Vancouver Island, Brewer, No.
60.

West Kootenay ore bodies, Brock, No. 67.
Windemere division, Kootenay district,

Copper regions of upper lakes, Coleman, No.
109.

Corundum and other minerals, Miller, No.
486.

Corundum-bearing rocks, Miller, No. 488.
Corundum deposits, Gibson, No. 216.
Corundum in Ontario, Blue, Nos. 54, 55.
Corundum in Ontario, Hunt, No. 344.

Geological notes, Grant, No. 233.

Geology of Seine River and Lake Sheban-
dowan map sheets, McInnes, No. 456.
Goulais River to Dalton, Charlton, No. 89.
Lower Seine mines, Bow, No. 57.
Michipicoton iron range, Coleman and Will-
mot, No. 112.

Nipissing-Algoma boundary, Parks, No. 515.
Notes on a stromatoporoid, Lambe, No. 416.
Prospecting for corundum, Miller, No. 487.
Unrecognized horizon in Ontario, Ami, No. 10.

Carboniferous (including Permian)-Continued.
Mississippi Valley region-Continued.

Correlation of Coal Measures of Kansas and
Nebraska, Beede, No. 45.

Devonian and Carboniferous faunas, Kindle,
No. 383.

Geology of Carroll County, Iowa, Bain, No. 21.
Geology of Humboldt County, Iowa, Mac-
bride, No. 450.

Geology of Muscatine County, Iowa, Udden,
No. 642.

Geology of Scott County, Iowa, Norton, No. 501.
Geology of Story County, Iowa, Beyer, No. 49.
Missourian series, Keyes, No. 378.
Nebraska Permian, Knight, No. 387.

Red beds of Kansas, Williston, No. 753.
Structure of Iola gas field, Kansas, Orton, No.

505.

Western interior coal field, Bain, No. 24.
Ozark region.

Correlation in Ozark region, Hershey, No. 303.
Fossil plants from McAlester coal field, Indian
Territory, White, No. 719.

Geologic notes on Wichita Mountains,
Indian Territory, Vaughan, No. 671.
Geology of McAlester-Lehigh coal field, In-
dian Territory, Taff, No. 616.

Invertebrates from McAlester coal field, In-
dian Territory, Girty, No. 222.
Rocky Mountain region.

Absaroka folio, Wyoming, Hague, No. 268.
Fort Benton folio, Montana, Weed, No. 701.
Geology of Gallatin Mountains, Wyoming,

Iddings and Weed, No. 354.

Geology of Teton Range, Wyoming, Iddings
and Weed, No. 355.

Geology of Tintic district, Utah, Tower and

Smith, No. 632.

Little Belt Mountains folio, Montana, Weed,
No. 702.

Pacific coast region.

Big Trees folio, California, Turner and Ran-
some, No. 639.

Chemical analyses.

Absarokite, Iddings, No. 349.
Adamellite, Weed, No. 704.
Adinole, Clements, No. 104.
Adularia, Winchell, No. 776.
Akerite, Cushing, No. 132.
Akerite, Washington, No. 697.
Albertite, Taff, No. 617.
Amphibole, Turner, No. 635.

Analcite rock, Coleman, No. 107.
Andesite, Iddings, No. 347.

Andesite, Tower and Smith, No. 632.

Ankerite, Rogers, No. 552.

Anorthosite, Miller, No. 488.

Aplite, Iddings, No. 347.

Aplite, Washington, Nos. 695, 697.

Aplite, Weed, No. 704.

Augite, Watson, No. 699.

Augite-syenite-gneiss, Cushing, No. 132.

Banakite, Cushing, No. 132.

Banakite, Iddings, No. 349.
Banakite, Weed, No. 704.

Basalt, Iddings, Nos. 347, 351.

Chemical analyses-Continued.
Basalt, Watson, No. 699.

Bastnasite, Hillebrand, No. 316.
Biotite, Turner, No. 635.

Biotite-granite, Clements and Smyth, No. 105.
Biotite-granite, Turner, Nos. 633, 635.
Bowlingite, Winchell, No. 771.

Camptonite, Washington, Nos. 696, 697.
Chenevixite, Tower and Smith, No. 632.
Chlorastrolite, Winchell, No. 772.
Chromite, Pratt, No. 531.
Clay, Hopkins, No. 334.
Clay, Ladd, Nos. 399, 400.
Clay, Ries, No. 547.

Clinoclasite, Tower and Smith, No. 632.
Coal, Ashley, No. 17.
Coal, Day, No. 154.

Coal, Diller, No. 157.

Coal, Eldridge and Muldrow, No. 172.
Coal, Taff, No. 616.

Coloradoite, Hillebrand, No. 318.
Conichalcite, Tower and Smith, No. 632.
Covellite, Hillebrand, No. 316.
Cupro-goslarite, Rogers, No. 551.
Dacite-porphyry, Iddings, No. 345.
Diabase, Irving, No. 357.

Diabase, Washington, Nos. 696, 697.
Diabase, Watson, No. 699.

Diorite, Clements and Smyth, No. 105.

Diorite, Iddings, No. 347.

Diorite, Washington, Nos. 694, 697.
Diorite, Watson, No. 699.
Diorite-monzonite, Cross, No. 128.
Enargite, Hillebrand, No. 316.

Erinite, Tower and Smith, No. 632.
Essexite, Washington, Nos. 694, 697.
Feldspar, Hopkins, No. 335.
Foyaite, Washington, No. 697.

Gabbro, Clements and Smyth, No. 105.

Gabbro, Iddings, No. 347.

Gabbro, Kemp, No. 370.

Gabbro, Washington, Nos. 694, 697.

Gabbro, Turner, No. 635.

Gabbro-diorite, Cross, No. 128.

Gabbro-schist, Hall, No. 272.

Ganomalite, Penfield and Warren, No. 522.

Glaucochroite, Penfield and Warren, No. 522.

Gneiss, Turner, No. 635.

Goldschmidtite, Hobbs, No. 322.

Granite, Clements and Smyth, No. 105.
Granite, Kemp, No. 371.

Granite, Washington, No. 697.

Chemical analyses-Continued.

Lettsomite (cyanotrichite), Tower and Smith, No. 632.

Leucite, Irving, No. 357.

Leucophonicite, Penfield and Warren, No.

522.

Melonite, Hillebrand, No. 318.
Meteorite, Foote, Nos. 191, 192.

Mica, Clarke and Darton, No. 95.
Mineral water, Lane, No. 419.
Mitchellite, Pratt, No. 531.

Mixite, Tower and Smith, No. 632.
Monzonite, Cross, No. 128.
Monzonite, Iddings, No. 347.

Monzonite, Tower and Smith, No. 632.
Nasonite, Penfield and Warren, No. 522.
Nepheline-syenite, Ransome, No. 540.
Nordmarkite, Washington, No. 697.
Norite, Clements and Smyth, No. 105.
Olivenite, Tower and Smith, No. 632.
Paisanite, Washington, Nos. 695, 697.
Parisite, Penfield and Warren, No. 521.
Peridotite, Clements and Smyth, No. 105.
Petzite, Hillebrand, No. 318.
Phyllite, Dale, No. 134.

Picrite-porphyry, Clements and Smyth, No.

105.

Polycrase, Hobbs, No. 324.

Prosopite, Hillebrand, No. 316.
Pulaskite, Washington, No. 697.
Quartz-monzonite, Turner, No. 635.
Quartz-monzonite, Weed, No. 704.

Quartz-porphyry, Tower and Smith, No. 632.
Quartz-syenite-porphyry, Washington, No. 697.
Quenstedtite, Kuntze, No. 397.

Rhyolite, Iddings, No, 350.

Rhyolite, Tower, No. 632.

Rhyolite, Washington, Nos. 696, 697.
Roscoelite, Clarke, No. 92.

Roscoelite, Hillebrand, No. 316.

Salt, Veatch, No. 674.

Saxonite, Hall, No. 272.

Shoshonite, Iddings, No. 349.

Slate, Clements, No. 104.

Slate, Dale, No. 134.

Slate, Hillebrand, No. 315.

Soda-syenite, Turner, No. 634.

Sodium carbonate, Knapp, No. 386.

Sölvsbergite, Washington, Nos. 695, 697.

Spilosites, Clements, No. 104.

Stalactite, Hillebrand, No. 316.

Colorado.

Archean-Cambrian contact, Crosby, No. 120.
Asphalt deposits, Lee, No. 425.

Boulder region, Lakes, No. 402.

Coal fields of Colorado, Lakes, No. 408.

Cripple Creek and its ore deposits, Lakes, No.
411.

Elmoro folio, Hills, No. 319.

Geology of Steamboat Springs, Witter, No. 781.
Grand River coal field, Lakes, No. 410.

Granite breccias of Grizzly Peak, Stone, No.
614.

Mines around Breckenridge, Lakes, No. 406.
Natural gas, Lakes, No. 404.

Telluride folio, Cross, No. 128.

Telluride quadrangle, economic geology of
Purington, No. 538.

Tourmaline-schists, Patton, No. 517.

Vein formation of Gilpin County, Rickard,
No. 548.

Connecticut.

Granite-gneiss in Connecticut, Westgate, No.

717.

Correlation.

Correlation of Colorado formation, Logan,
No. 439.

Homotaxial equivalents of Permian, Keyes,
No. 376.

Physical aspects of general geological corre-
lation, Keyes, No. 377.

Cretaceous.

Correlation.

Correlation of Colorado formation, Logan, No.
439.

Alaska.

Prince William Sound and Copper River
regions, Schrader, No. 570.

Region between Resurrection Bay and Tan-
ana River, Mendenhall, No. 475.

Atlantic coast region.

Artesian wells in New Jersey, Woolman, No.

794.

Cretaceous and associated clays, Georgia,
Ladd, No. 400.

Nantucket, a morainal island, Curtis and
Woodworth, No. 131.

Mississippi Valley region.

Cretaceous drift pebbles in Iowa, Udden, No.
645.

General geology of Louisiana, Harris and
Veatch, No. 283.

Geology of Aitkin County, Minnesota, Upham,
No. 648.

Geology of Carroll County, Iowa, Bain, No. 21.
Geology of Itasca County, Minnesota, Grant,
No. 247.

Geology of Virginia plate, Minnesota, Win-
chell, No. 763.

Great Plains region.

Correlation of Colorado formation, Logan, No.

439.

Distribution of Cheyenne sandstone, Prosser,

No. 536.

Geology of Nebraska, Darton, No. 139.
Mentor beds, Kansas, Jones, No. 365.

Cretaceous-Continued.

Rocky Mountain region.

Absaroka folio, Wyoming, Hague, No. 268.
Cretaceous plants from Hay Creek coal field,
Wyoming, Fontaine, No. 188.
Elmoro folio, Colorado, Hills, No. 319.
Fort Benton folio, Montana, Weed, No. 701.
Geology of Gallatin Mountains, Wyoming.
Iddings and Weed, No. 354.

Geology of Teton Range, Iddings and Weed
No. 355.

Little Belt Mountains folio, Montana, Weed,
No. 702.

Telluride folio, Colorado, Cross, No. 128.

Jamaica.

Geology of Jamaica, Hill, No. 313.

Mexico.

Geologia de los Alrededores de Orizaba, Böse,
No. 56.

Cuba.

Cuba and Porto Rico, Hill, No. 312.

Mineral resources of Antilles, Day, No. 153.
Devonian.

Classification.

Correlation in Ozark region, Hershey, No. 303.

Alaska.

Report on Kuskokwim expedition, Spurr and
Post, No. 601.

White River-Tanana expedition, Peters and
Brooks, No. 524.

Canada.

Devonian system of Canada, Whiteaves, No.
729.

Nipissing-Algoma boundary, Parks, No. 515.
Unrecognized horizon in Ontario, Ami, No. 10,
New York.

Brine springs and salt wells, Luther, No. 449.
Faunas of Hamilton group, Grabau, No. 230.
Naples fauna, Clarke, No. 96.

Dawson (Sir William), Adams, Nos. 3 and 4.
Section at Schoharie, Stevenson, No. 607.
Appalachian region.

Standingstone folio, Tennessee, Campbell, No.

80.

Lake Superior region.

Fauna of Devonian formation, Monroe and
Teller, No. 490.

Water resources of Michigan, Lane, No. 418.
Mississippi Valley region.

Biennial report bureau of geology of Missouri,

Gallaher, No. 212.

Camden chert and its Lower Oriskany fauna,
Safford and Schuchert, No. 559.

Correlation in Ozark region, Hershey, No. 303.
Devonian and Carboniferous faunas, Kindle,
No. 383.

Devonian deposit in Illinois, Weller, No. 704.
Devonian interval in Arkansas, Williams, No.
743.

Geology of Muscatine County, Iowa, Udden,
No. 642.

Geology of Scott County, Iowa, Norton, No.
501.

Sweetland Creek beds, Udden, No. 643.

Devonian-Continued.

Rocky Mountain region.

Absaroka folio, Wyoming, Hague, No. 268.
Fort Benton folio, Montana, Weed, No. 701.
Geology of Gallatin Mountains, Wyoming,
Iddings and Weed, No. 354.

Geology of Teton Range, Wyoming, Iddings
and Weed, No. 355.

Little Belt Mountains folio, Montana, Weed,
No. 702.

Dynamic geology.

Absaroka folio, Wyoming, Hague, No. 268.
Archean-Cambrian contact, Colorado, Crosby,
No. 120.

Aspects of erosion, Smith, No. 595.
Beach cusps, Jefferson, No. 359.

Boundary between Potsdam and pre-Cam-
brian, New York, Cushing, No. 133.
Carbon dioxide of the ocean and atmosphere,
Tolman, No. 630.

Crystal Falls district, Michigan, Van Hise,
No. 669.

Dislocation at Thirtymile Point, New York,
Gilbert, No. 218.

Drainage peculiarity in Maine, Burr, No. 75.
Effect of sea barriers upon ultimate drainage,
Newsom, No. 497.

Elmoro folio, Colorado, Hills, No. 319.
Eolian deposits, Minnesota, Hall and Sarde-
son, No. 274.

Estimating age of Niagara Falls, Wright,
No. 797.

Evolution continentale du Mexique, Agui-
lera, No. 6.

Evolution of climates, Manson, No. 461.

Felsites and associated rocks, Michigan, Hub-
bard, No. 343.

Formation of dikes and veins, Shaler, No. 578.
Fort Benton folio, Montana, Weed, No. 701.
From driftless area to Iowan drift, Calvin,
No. 79.

Geologia de los Alrededores de Orizaba, Böse,
No. 56.

Geological History of Nashua Valley, Massa-
chusetts, Crosby, No. 122.

Geology of eastern Berkshire County, Massa-
chusetts, Emerson, No. 176.

Geology of Gallatin Mountains, Wyoming,
Iddings and Weed, No. 354.

Geology of Jamaica, Hill, No. 313.

Geology of Muscatine County, Iowa, Udden,
No. 642.

Geology of Narragansett Basin, Shaler, Wood-
worth, and Foerste, No. 582.

Geology of Point Reyes Peninsula, California,
Anderson, No. 16.

Geology of Richmond Basin, Virginia, Shaler
and Woodworth, No. 581.

Geology of Tintic mining district, Utah, Tower
and Smith, No. 632.

Geology of Yukon Territory, Alaska, Norden-
skjöld, No. 500.

Glacial history of New England islands, Up-
ham, No. 664.

Glacial sculpture in western New York, Gil-
bert, No. 217.

Dynamic geology-Continued.

Glacial waters in Finger Lakes region, New
York, Fairchild, No. 180.

Hatteras axis in Triassic and Miocene time,
Glenn, No. 224.

Intrusion in Inwood limestone, Eckel, No. 168.
Investigation of motion of ground waters,
Slichter, No. 589.

Is the so-called upheaval of Scandinavia ap.
parent or real? Pearson, No. 518.
Laccoliths and bysmaliths, Weed, No. 705.
Latest eruptions on Pacific coast, Diller, No.
160.

Laws of climatic evolution, Manson, No. 460.
Little Belt Mountains folio, Montana, Weed,
No. 702.

Loess deposits of Montana, Shaler, No. 577.
Movements of ground water, King, No. 384.
Notes on weathering of diabase, Watson, No.
699.

Observations on dirtstorms, Hershey, No. 300.
On a method of stream capture, Lane, No. 420.
Ozarkian and its significance in geology,
Le Conte, No. 423.

Physiography and geology of Nicaragua,
Hayes, No. 296.

Piracy of Yellowstone, Goode, No. 225.
Plutonic plugs, Emmons, No. 178.

Rapids of Mississippi River, Leverett, No. 434.
Report on Isle Royale, Michigan, Lane, No.417.
Report of Sushitna expedition, Alaska, El-
dridge and Muldrow, No. 172.

Ripple marks and cross bedding, Gilbert, No.
219.

Shore development of Bras d'Or lakes, Wood-
man, No. 785.

Shoreline topography, Gulliver, No. 264.
Slate belt of New York and Vermont, Dale,
No. 134.

Spacing of rivers with reference to hypoth-
esis of base leveling, Shaler, No. 579.
Stratification planes, Keyes, No. 380.
Study of contact metamorphism, Michigan,
Clements, No. 104.

Telluride folio, Colorado, Cross, No. 128.
Tertiary volcanoes of Absaroka Range, Wyo-
ming, Hague, No. 270.

The peneplain, Daly, No. 138.
The peneplain, Davis, No. 144.

Use of terms "rock weathering," "serpentin-
ization," and "hydrometamorphism," Mer-
rill, No. 482.

Water supply from artesian wells, New Jer-
sey, Vermeule, No. 677.
Economic geology.
General.

American ornamental stones, Merrill, No. 484.
Dry gold placers of arid regions, Stone, No.
615.
Feldspar, its occurrence, mining, and uses,
Hopkins, No. 337.

Genesis of ore deposits, Minor, Mo. 489.

Genesis of petroleum and asphaltum, Cooper,
Nos. 115 and 116.

Kaolin, its occurrence, technology, and trade,
Hopkins, No. 336.