Alabama.

Iron ore mines in Jefferson County, Castle-
man, No. 83.

New meteoric iron from Alabama, Foote, No.
191.

New snake from the Eocene, Lucas, No. 445.
Physiography of Chattanooga district, Hayes,
No. 294.

Alaska.

Coast from Point Barrow to the Mackenzie,
Brooks, No. 70.

Die geologischen Verhältnisse der Goldlager-
stätten des Klondikegebietes, Nordenskjöld,
No. 499.

Geology of Tanana and White river basins,
Brooks, No. 71.

Geology of the Klondike, Heilprin, No. 299.
Geology of Yukon Territory, Nordenskjöld,
No. 500.

Glacial phenomena in Yukon district, Tyrrell,
No. 640.

Kadiak Islands, etc., Mendenhall, No. 477.
Kenai Peninsula, Mendenhall, No. 476.
Lakes Iliamna and Clark, Spurr, No. 599.
Prince William Sound and Copper River
regions, Schrader, Nos. 570, 571.
Region between Resurrection Bay and Tan-
ana River, Mendenhall, No. 475.
Report of Fortymile expedition, Barnard,
No. 35.

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

Report of Sushitna expedition, Eldridge and
Muldrow, No. 172.

Sushitna drainage area, Eldridge, No. 171.
Southeastern coast, Eldridge, No. 170.
White River-Tanana expedition, Peters and
Brooks, No. 524.

Yukon district, Brooks, No. 69.
Archean and Algonkian.

General.

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

Pre-Cambrian fossiliferous formations, Wal-
cott, No. 681.

Origin of Archean conglomerates, Barlow,
No. 33.

Summaries of pre-Cambrian literature, Leith,
No. 429.

Canada.

Copper regions of upper lakes, Coleman, No.

109.

Archean and Algonkian-Continued.
Canada-Continued.

Corundum-bearing rocks, Miller, No. 488.
Geology of Nipissing and Temiscaming map
sheets, Barlow, No. 32.

Geology of Seine River and Lake Sheban-
dowan map sheets, McInnes, No. 456.
Gold-bearing slates of Nova Scotia, Woodman,
No. 784.

Goulais River to Dalton, Ontario, Charlton,
No. 89.

New England and New York.

Boundary between Potsdam and pre-Cam-

brian in the Adirondacks, Cushing, No. 133.
Fossils from Massachusetts, Hobbs, No. 320.
Geology of eastern Berkshire County, Massa-
chusetts, Emerson, No. 176.

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

Titaniferous iron ores of Adirondacks, Kemp,
No. 370.

Archean and Algonkian-Continued.
Lake Superior region-Continued.

Geology of St. Louis County, Minnesota,
Winchell, Nos. 758, 759.

Geology of Snowbank Lake plate, Minnesota,
Grant, No. 239.

Geology of Swan Lake plate, Grant, Minne-

sota, No. 237.

Geology of Vermilion Lake plate, Minnesota,
Winchell, No. 767.

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

Rainy Lake gold region, Minnesota, Winchell
and Grant, No. 780.

Report on Isle Royale, Michigan, Lane, No.417.
Study of contact metamorphism, Michigan,
Clements, No. 104.

Sturgeon River tongue, Michigan, Bayley,
No. 40.

Ozark region.

Correlation in Ozark region, Hershey, No. 303.
Rocky Mountain region.

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

Crosby, No. 120.

Fort Benton folio, Montana, Weed, No. 701.
Little Belt Mountains folio, Montana, Weed,
No. 702.

Telluride folio, Colorado, Cross, No. 128.

Arizona.

Hübnerite in Arizona, Blake, No. 52.
Wolframite in Arizona, Blake, No. 53.

Arkansas.

Devonian interval in Arkansas, Williams, No.
743.

Reconnaissance in Arkansas, Schmitz, No. 569.
Bibliography.

American fossil cycads, Wieland, No. 733.
Bibliography and index of geology, etc..
Weeks, No. 708.

Clay and its manufactures, Yeates, No. 799.
Cope (Edward Drinker), King, No. 385.
Crystal Falls iron-bearing district, Michigan,
Clements and Smyth, No. 105.

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

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

George Baur's life and writings, Wheeler, No.
718.

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

Gold-bearing slates of Nova Scotia, Woodman,
No. 784.

Life and work of James Hall, Hovey, No. 342.
Marsh (O. C.), Beecher, No. 41.

Memoir on the Paleozoic reticulate sponges
constituting the family Dictyospongidæ,
Hall and Clarke, Nos. 275, 276.

Paleontology of Eighteen Mile Creek, New
York, Grabau, No. 229.

Physical geography of New York, Tarr, No.

619.

Prof. Benjamin F. Mudge, Williston, No. 752.
Review of geological literature of Louisiana,
Harris and Veatch, No. 282.

Bibliography-Continued.

Selenodont Artiodactyls of the Uinta, Scott,
No. 576.

Sketch of George Clinton Swallow, Broad-
head, No. 66.

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

Summaries of pre-Cambrian literature, Leith,
No. 429.

Biography.

Cope (Edward Drinker), King, No. 385.
George Baur's life and writings, Wheeler, No.
718.

Life and work of James Hall, Hovey, No. 342.
Marcy (Oliver), Crook, No. 119.
Marsh (O. C.), Ami, No. 12.
Marsh (O. C.), Beecher, No. 41.
Marsh (O. C.), Wortman, No. 795.

Notice sur James Hall, Barrois, No. 36.
Prof. Benjamin F. Mudge, Williston, No. 752.
Sir William Dawson, Adams, Nos. 3, 4.

Sketch of George Clinton Swallow, Broad-
head, No. 66.

Sketch of Issachar Cozzens, jr., Vogdes, No.
678.

California.

Big Trees folio, Turner and Ransome, No. 639,
Composition of roscoelite, Hillebrand, No. 317.
✓ Calaveras County mines, Lakes, No. 412.
California asphaltum, Lakes, No. 409.
California gold mines, Lakes, No. 407.
Coffee Creek mining district, Hershey, No. 306.
Earthquakes in California in 1898, Perrine,
No. 523.

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

Gold pocket deposits, Hershey, No. 301.
Granitic rocks of the Sierra Nevada, Turner,
No. 633.

Magalia drift mine, Gassaway, No. 214.
Mother Lode of California, Lakes, No. 401.

✔ New Almaden mines, Lakes, No. 405.
Occurrence and origin of diamonds, Turner,
No. 638.

Occurrence of roscoelite, Turner, No. 636.
Oil-yielding formations of California, Watts,
No. 700.

Petroleum deposits of California, Fairbanks,
No. 179.

Phenomena accompanying accumulations of
bitumen, Cooper, No. 117.

Placer mining, Lakes, No. 403.

Replacement ore deposits, Turner, No. 634.

Species of Actæon, Stearns, No. 604.

Tertiary sea-urchins, Merriam, No. 480.

Cambrian.
Canada.

Cambrian faunas, Matthew, No. 468.

Geology of Seine River and Lake Shebando-
wan map sheets, McInnes, No. 456.
Gold-bearing slates of Nova Scotia, Woodman,
No. 784.

New England and New York.

Boundary between Potsdam and pre-Cam-
brian in the Adirondacks, Cushing, No. 133.
Fossils from Massachusetts, Hobbs, No. 320.

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,

Brewer, No. 63.

New Brunswick.

Artesian and fissure wells, Matthew and

Kain, No. 473.

Cambrian faunas, Matthew, No. 468.

Mineral resources of New Brunswick, Bailey,
No. 20.

Paleozoic terrane beneath the Cambrian,
Matthew, No. 469.

Nova Scotia.

Carboniferous in Nova Scotia, Ami, No. 9.
Fish tooth from Arisaig series, Whiteaves, No.
727.

Gold-bearing slates of Nova Scotia, Woodman,
No. 784.

Gold measures of Nova Scotia, Faribault, No.
182.

111.

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, Turuer, 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.

Granite, Weed, No. 704.

Granodiorite, Turner, No. 633.

Granodiorite, Weed, No. 704.

Hancockite, Penfield and Warren, No. 522.
Hardystonite, Wolff, No. 782.
Hessite, Hillebrand, No. 318.

Hornblende-mica-andesite-porphyry, Iddings,

No. 345.

Jacksonite, Winchell, No. 774.
Jarosite, Tower and Smith, No. 632.
Jeffersonite, Hillebrand, No. 316.
Kaolin, Hopkins, No. 335.

Keratophyr, Washington, Nos. 694, 696, 697.
Kersantite, Iddings, No. 345.

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.

Syenite, Cushing, No. 132.

Sylvanite, Hobbs, No. 322.
Thalite, Winchell, No. 771.

Tinguaite, Washington, Nos. 695, 697.
Titaniferous iron, Kemp, No. 370.
Titaniferous magnetite, Kemp, No. 372.
Tourmaline, Clarke, No. 93.

Tourmaline, Penfield and Foote, No. 520.

Trachytic rhyolite, Iddings, No. 348.

Tyrolite, Tower and Smith, No. 632.

Tysonite, Hillebrand, No. 316.

Water, Orton, No. 504.

Wollastonite, Winchell, No. 776.

Zinc ores, Schmitz, No. 569.