FOR   THE    YEARS    1901-1905,  INCLUSIVE. 
513 
Geologic  formations  described — Continued. 
Grand  Gulf,  Oligocene,  Tertiary,  Lou- 
isiana, Veatch,  2,  3. 
Grand  Gulf  formation,  post-Tertiary, 
Gulf  region,  Smith  and  Aldrich,  1. 
Grand  Gulf  formation,  Tertiary,  Dall, 
6. 
Grand  Gulf  group,  Tertiary,  Louisiana, 
Lereh,  2. 
Grand  Gulf  stage,  included  in  Oligo- 
cene, Tertiary,  Louisiana,  Harris,  2. 
Grand  Gulf  formation,  Smith  and  Aid- 
rich,  2. 
Grand  Gulf  formation,  Tertiary,  Gulf 
region,   Dall,  9. 
Grand  Gulf  formation,  Tertiary,  Gulf 
region-.  Hilgard,  4. 
Grand  Gulf  sandstones,  Tertiary,  Ala- 
bama, Mississippi,  and  Louisiana, 
Maury,  1. 
Grand  Rapids  group,  Carboniferous, 
Michigan,  Gregory   (W.  M. ),  3. 
Grande  Greve  limestones,  Devonian, 
Canada,  Clarke  (J.  M.),  26. 
Graneros  shale,  Cretaceous,  Black  Hills, 
Darton,  1,  8. 
Graneros  formation,  Cretaceous,  Wyo- 
ming, Smith   (W.  S.  T.),  1. 
Graneros  formation,  Cretaceous,  Wyo- 
ming, South  Dakota,  Darton,  14. 
Graneros  shale,  Cretaceous,  Black  Hills 
region  and  Colorado,  Darton,  1G. 
Graneros  shale,  Cretaceous,  South  Da- 
kota. Darton  and  Smith,  1. 
Graneros  shales,  Cretaceous,  South  Da- 
kota, Todd   I  J.  E.),  13. 
Graneros  shale,  Cretaceous,  Black  Hills 
region,  Wyoming,  and-Colorado,  Dar- 
ton,   18. 
Graneros  shale,  Cretaceous,  Wyoming, 
Darton,  26. 
Graneros  shale,  Cretaceous,  Wyoming 
and  South  Dakota,  Darton  and 
OTIarra,  1. 
Granton  diabase,  Juratrias,  New  Jersey, 
Merrill  and  others,   1. 
Gravina  series,  Mesozoic,  Alaska, 
Brooks,  4. 
Graydon  sandstone,  Carboniferous,  Mis- 
souri, Adams  (G.  L),  3. 
Graydon  sandstone,  Carboniferous,  Mis- 
souri, Ball,  1. 
Graydon  sandstone,  Carboniferous,  Mis- 
souri, Ball  and  Smith,  1. 
Graydon  sandstone,  Missouri,  Babcock 
and  Minor,  1. 
Graydon  sandstone,  Pennsylvanian, 
Missouri,  Van  Horn,   1. 
Grayson  formation,  Cretaceous,  Texas, 
Hill   (R.  T.),  3. 
Great  limestone,  Carboniferous,  West 
Virginia,  White  (I.  C),  7. 
Great  Smoky  conglomerate,  Cambrian, 
North  Carolina  and  Tennessee,  Keith, 
9. 
Geologic  formations  described — Continued. 
Greenbrier  limestone.  Carboniferous, 
Maryland,  Prosser,  3. 
Greenbrier  formation,  Carboniferous, 
Maryland,   Martin    (G.  C.J,  1. 
Greenbrier  limestone,  Carboniferous, 
Pennsylvania,  Campbell  (M.  R. ),  6, 
8. 
Greenbrier  limestone,  Virginia,  Eckel, 
20. 
Greenbrier  limestone,  Carboniferous, 
Maryland.  Virginia,  and  West  Vir- 
ginia, Stevenson  (J.  J.),  4. 
Greenbrier  limestone,  Carboniferous, 
Pennsylvania,    Clapp,   4. 
Greene  formation,  Carboniferous,  Penn- 
sylvania, Stone   (R.   W.),  6. 
Greenhorn  limestone,  Cretaceous,  Black 
Hills,  Darton,  1,  8. 
Greenhorn  limestone,  Cretaceous,  Black 
Hills  region  and  Colorado,  Darton, 
16. 
Greenhorn  limestone,  Cretaceous,  Ne- 
braska, Burchard,  2. 
Greenborn  lime&  "one,  Cretaceous,  South 
Dakota,  Darton  and  Smith,  1. 
Greenhorn  limestone,  Cretaceous,  South 
Dakota,  Todd  (J.  E.),  13. 
Greenhorn  limestone,  Cretaceous,  Wyo- 
ming, Darton,  14,  26. 
Greenhorn  limestone,  Cretaceous,  Black 
Hills  region,  Wyoming,  and  Colorado, 
Darton,   18. 
Greenhorn  limestone,  Cretaceous,  Wyo- 
ming and  South  Dakota,  Darton 
and   OTIarra,    1. 
Green  Pond  conglomerate,  Silurian, 
New  Jersey,  Kiimmel  and  Weller,  2. 
Green  Pond  conglomerate,  Silurian, 
New  York,  Eckel,  6. 
Green  Pond  conglomerate,  Silurian, 
New  Jersey,  Weller,  6. 
Greer  formation,  Carboniferous  (Per- 
mian), Oklahoma,  Gould,  14. 
Greer  division,  Permian,  Oklahoma, 
Gould,  9. 
Grenville  rocks,  pre-Cambrian,  New 
York,   Cushing,   9,   10. 
Grenville  series,   Canada,   Coleman,  6. 
Grenville  series,  pre-Cambrian,  New 
York,  Ogilvie,  6. 
Grimes  sandstones,  included  in  Portage, 
Devonian,  New  York,  Luther,  1. 
Grimes  sandstone,  Devonian,  New 
York,  Clarke,  19,  20. 
Grimes  sandstone,  Devonian,  New 
York,  Luther,  2. 
Grimes  sandstone,  Devonian,  New 
York,  Clarke  and  Luther,  1,  2. 
Grinnell  argillite,  Algonkian,  Montana, 
Willis,  6. 
Grizzly  Peak  andesite,  Lawson  and  Pa- 
lache,  1. 
Gros  Cap  greenstones,  Huronian,  Can- 
ada, Coleman  and  Willmott,  1,  2. 
Ground-ice  formation,  Quaternary, 
Alaska,  Schrader,  3. 
Bull.  301—06- 
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