290 BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY, 1906-1907. 
Clinton formation, Silurian, Maryland : 
Clark and Mathews, 488. 
Clinton formation, Silurian, New York : 
Hartnagel, 1085. 
Clinton formation, Silurian, West Virginia : 
Grimsley, 1044. 
Cloverly formation, Cretaceous, Montana : 
Darton, 652. 
Cloverly formation, Cretaceous, Wyoming : 
Darton, 642, 644-647; Fisher, 873. 
Coastal group, Canada : Ells, 784. 
Cobleskill dolomite, Silurian, New York ; 
Clarke, 490. 
Cobleskill limestone. Silurian, New York : 
Grabau, 991 ; Hartnagel, 1084. 
Cobleskill waterlime, Silurian, New York : 
Luther, 1633. 
Cochran conglomerate, Cambrian, Tennes- 
see : Keith, 1354. 
Cockeysville marble, Algonkian, Maryland : 
Clark and Mathews, 488. 
Cockfield member. Tertiary, Louisiana and 
Arkansas : Veatch, 2436, 2437. 
Cockfield member of Claiborne, Eocene, 
Louisiana : Harris, 1079. 
Coeymans limestone, Devonian, New York : 
Grabau, 991 ; Hartnagel, 1084. 
Coeymans member, Devonian, Maryland : 
Clark and Mathews, 488. 
Coffeyville formation, Pennsylvanian, Kan- 
sas : Schrader and Haworth, 2144. 
Coggon limestone, Devonian, Iowa : Nor- 
ton, 1805. 
Coldbrook group, p re-Cambrian, Canada : 
Ells, 784. 
Coldwater series, Mississippian, Michigan : 
-Lane, 1516. 
Coldwater shale, Carboniferous, Michigan : 
Cooper, 575. 
Coldwater group, Tertiary, Yukon Terri- 
tory : Brooks, 313. 
Collinsville granite-gneiss, Connecticut : 
Gregory, 1034 ; Gregory and Robinson, 
1038. 
Colorado formation, Cretaceous, Canada : 
Dowling, 735. 
Colorado formation, Cretaceous, Iowa : 
Calvin, 387. 
Colorado formation, Cretaceous, Montana : 
Darton, 652. 
Colorado formation, Cretaceous, North 
Dakota : Leonard, 1563. 
Colorado formation. Cretaceous, Wyoming : 
Darton, 642, 644-647; Fisher, 873; 
Veatch, 2437. 
Columbia clay, Quaternary, Missouri : Shep- 
ard. 2194. 
Columbia formation, Mississippi : Brown, 
326. 
Columbia formation, Pleistocene, South 
Carolina: Pugh, 1963. 
Columbia formation, Quaternary, Missis- 
sippi : Logan, 1608. 
Columbia formation, Quaternary, Tennessee, 
Kentucky, and Illinois : Glenn, 971. 
Columbia formation, Tertiary, Georgia : 
Harper, 1077. 
Columbia group, Pleistocene, Maryland : 
Clark and Mathews, 488 ; Shattuck, 2185, 
2188, 2191 ; Shattuck et ul, 2193. 
Columbia group, Quaternary, Maryland and 
Delaware : Miller, 1749. 
Columbia sands, Pleistocene, South Caro- 
lina : Sloan, 2218. 
Columbia sands, Pleistocene, Texas : Fenne- 
man, 859 ; Ries, 2058. 
Columbia Ford limestone, Carboniferous, 
Kansas : Wooster, 2636. 
Columbus formation, Devonian, Ohio : 
Swartz, 2329. 
Columbus limestone, Devonian, Kentucky : 
Foerste, 883. 
Columbus limestone, Devonian, Ohio : 
Stauffer, 2277, 2278. 
Colville, Tertiary, Alaska : Brooks, 313. 
Colvin limestone. Carboniferous, Appala- 
chian region : Stevenson, 2295. 
Comanche series, Cretaceous, Arkansas : 
Veatch, 2436. 
Comanche series, Cretaceous, Colorado : 
Darton, 648. 
Combahee shale, Oligocene, South Carolina : 
Sloan, 2218. 
Conasauga limestone, Ordovician, Alabama : 
Butts, 370. 
Conasauga shales, Cambrian, Georgia : 
Watson, 2483. 
Concreto shale. Pennsylvanian, Kansas : 
Schrader and Haworth, 2144. 
Concreto (Lane) shale, Carboniferous, 
Kansas : Wooster. 2636. 
Conemaugh formation,- Carboniferous, Penn- 
sylvania : Butts, 368 ; Olapp. 475, 477 ; 
Stevenson. 2294 ; Woolsey, 2634. 
Conemaugh formation. Carboniferous, Penn- 
sylvania, Ohio, and West Virginia : Gris- 
wold and Munn. 1048. 
Conemaugh formation. Pennsylvanian, Mary- 
land : Clark and Mathews, 488. 
Conemaugh series, Carboniferous, West Vir- 
ginia : Grimsley, 1044, 1046. 
Congaree shales, Eocene, South Carolina : 
Sloan, 2218. 
Connellsville sandstone. Carboniferous, West 
Virginia : Grimsley, 1044, 1046. 
Connoquenessing sandstone. Carboniferous, 
Pennsylvania : Butts, 368. 
Cooks Mountain beds, Tertiary, Texas : 
Fenneman, 859. 
Copley metaandesite, pre-Devonian, Cali- 
fornia : Diller, 721. 
Copper Harbor conglomerates, Cambrian, 
Michigan : Lane and Seaman, 1518. 
Cornwall shale, Devonian, New York : 
Hartnagel, 1084. 
Cortlandt series, Ordovician, New York : 
Berkey, 207. 
Corwin formation, Jurassic, Alaska : Col- 
lier, 552. 
