LISTS GEOLOGIC FORMATIONS. 
289 
Chattahoochee series, Miocene, Alabama : 
Smith, 2229. 
Chattahoochee series, Tertiary, Gulf re- 
gion : Smith, 222G. 
Chattanooga shale, Devonian, Indian Ter- 
ritory: Taff, 2332, 
Chauga zone, Cambrian?, South Carolina: 
Sloan, 2218. 
Chautauqua sandstone. Carboniferous, Kan- 
sas : Wooster, 2030. 
Chazy, Ordovician, Ontario: Ells, 788. 
Chazy beds, Ordovician, New York, Ruede- 
mann, 2097. 
Chazy formation, Ordovician. Vermont : 
Seely, 2104. 
(hazy limestone, Ordovician. Vermont: 
Edson, 774. 
Chazy limestone. Ordovician. New York, 
Vermont, and Canada : Raymond, 1987. 
Chelmsford sandstone, Canada : Coleman, 
546. 
Chelmsford sandstone, pre-Cambrian, On- 
tario: Coleman, 539. 
Chemung formation, Devonian, New York : 
Williams. 2583. 
Chemung formation, Devonian, Pennsyl- 
vania : Butts, 307; Clapp, 475, 477. 
Chemung formation. Devonian, West Vir- 
ginia : Grimsley, 1044. 
Chemung group. Devonian, New York : 
Williams. 2586. 
Chemung member, Devonian, Maryland: 
Clark and Mathews, 488. 
Chemung sandstones, Devonian, New 
. York : Luther. 1034. 
Cheraw cobbles. Pleistocene, South Caro- 
lina : Sloan, 2218. 
Cherokee shale, Pennsylvanian, Kansas : 
Schrader and Haworth, 2144 ; Wooster, 
2636. 
Cherokee shale, Pennsylvanian, Missouri: 
Shepard, 2194. 
Cherokee zone, Cambrian?, South Carolina: 
Sloan, 2218. 
Cherry vale shale, Pennsylvanian, Kansas: 
Schrader and Haworth, 2144 ; Wooster, 
2636. 
Chesapeake group, Miocene. Maryland : 
Clark and Mathews, 488; Shattuck, 2188. 
2191 ; Shattuck et al., 2193. 
Chester formation, Mississippian, Missis- 
sippi : Crider, 595. 
( hester group, Mississippian, Missouri : 
Shepard, 2194. 
Chickamauga limestone, Ordovician, Ala- 
bama : Putts, 370. 
Chickamauga limestone, Ordovician. Vir- 
ginia : Passler, 158. 
Chickasaw (Wilcox) group, Eocene, Ala- 
bama: Smith, 2229. 
Chico formation, Cretaceous, California : 
Killer. 721. 
Chico series, Cretaceous, California: Cran- 
dall. 590. 
Chippewa felsite. Algonkian, Michigan: 
Gordon and Lane, 985 
Chisna group, Devonian, Alaska: Brooks, 
313. 
Chisos beds, Cretaceous, Texas : Udden, 
2409. 
Chitistone limestone, Alaska: Brooks, 313. 
Chopaka intrusive. Paleozoic, Cascade 
Mountains : Daly. 632. 
Choptank formation. Miocene, Maryland : 
Clark and Mathews. 488; Shattuck. 2185, 
2188, 2191; Shattuck. et al., 2193. 
Choptank formation. Tertiary, Virginia: 
Clark and Miller, 489. 
Chouteau limestone, Mississippian, Illinois: 
Weller, 2523. 
Chouteau limestone, Mississippian, Mis- 
souri : Shepard, 2194. 
Chugwater formation, Triassic?, Wyoming: 
Darton, 642, 644-047: Fisher, 873. 
Cibolo limestone, Carboniferous, Texas : 
Cdden. 2409. 
Cimarron Creek latite, Colorado: Cross et 
al., 607. 
Cimarronian series. Carboniferous, New 
Mexico : Keyes, 1377. 
Cincinnati formation, Ordovician, Wiscon- 
sin : Alden, 23. 
Cincinnatian formation. Ordovician. Illi- 
nois: Weller, 2517, 2524. 
Cisco formation, Carboniferous, Texas : 
Ries, 2058. 
Claggett formation, Cretaceous, Alberta : 
Cairnes, 381: Dowling, 735. 
Claiborne formation, Eocene, Mississippi: 
Logan, 1608. 
Claiborne formation, Tertiary, Louisiana 
and Arkansas : Veatch, 2436, 2437. 
Claiborne group, Eocene, Alabama : Smith, 
2229. 
Claiborne group. Tertiary, Mississippi : Cri- 
der, 595 ; Crider and Johnson, 599. 
Claiborne stage, Eocene, Louisiana: Harris, 
1079. 
Clallam formation, Tertiary, Washington : 
Arnold, 56. 
Clarion sandstone, Carboniferous, Pennsyl- 
vania : Putts, 368. 
Clarksburg limestone, Carboniferous, West 
Virginia: Grimsley, 1044. 1046. 
Claysville limestone, Carboniferous, Penn- 
sylvania, Ohio, and West Virginia : (iris- 
wold and Munn, 1048. 
Clayton formation, Tertiary, Mississippi : 
Crider, 595 ; Crider and Johnson, 599. 
Clayton limestone, Eocene, Alabama : Smith, 
222!>. 
Clayton limestone. Eocene, Mississippi : 
Logan, 1608. 
Clear Creek gneiss, Colorado: Underbill, 
2414. 
Clear Fork division of the Red Beds, Per- 
mian, Texas : Case, 443. 
Clermont shale, Ordovician, Iowa : Calvin, 
388. 
Clinch ("Medina"). Virginia: Eckel, 765. 
Clinch sandstone, Ordovician, Virginia: 
Bassler, L58, 
66836— Bull 
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