596  INDEX    TO    PUBLICATIONS    OF    U.    S.   GEOL.   SURVEY,     [bull.  177. 
Ottrelite,  chemical  constitution  of Bull  125,  pp  48, 103 
Ottrelite-phyllite  rock,  analysis  of,  from  Maryland,  Frederick  County Bull  148, 
p  90;  Bull  168,  p  50 
( )uachita  Mountain  Range,  Arkansas-Indian  Territory Ann  19,  in,  p  432 
(  Miuchita  Mountain  system,  general  description  of Ann  21,  vu,  pp  37-38 
Ouachita  Mountains  region,  Indian  Territory,  structure  of Ann  21,  n,  p  266 
( >uachita  River,  profile  of WS  44,  pp  62-63 
Ouachitite,  analysis  of,  from  Arkansas,  near  Maple  Spring Bull  148, 
p  96;  Bull  168,  p  60 
Ouray  limestone  in  Colorado,  Rico  Mountains Ann  21,  n,  pp  27,  45-47 
in  Colorado,  southwestern,  fauna  of Ann  20,  n,  pp  25-81 
Ouvarovite,  chemical  constitution  of Bull  125,  p  21 
Overloaded  stream,  an  example  of . TF  2,  p  6 
Overplacement  in  soils Ann  12,  i,  pp  296-300 
O  verthrust  phenomena  in  Narragansett  Basin Mon  xxxni,  p  25-27 
Owyhee  River,  flow  of,  measurements  of Ann  11, 
ii,  p  106;  Ann  12,  n,  pp  344,  357,  360;  Ann  13,  in,  pp98,  99; 
Ann  14,  n,pp  130-132;  Ann  18,  iv,  pp  346-347;  Ann  20, 
iv,  p  62;  Bull  131,  pp  66-67;  Bull  140,  p  242;  WS  11,  p  82 
hydrography  of  basin  of Ann  11,  n,  pp  85-86, 106 
Oxide  films  on  steel,  relation  between  time  of  exposure,  temper  value,  and 
color  in ..Bull  27,  pp  51-61 
Oxmoor  sandstone  of  Alabama GF  35,  p  2 
Oyster,  life  history  of Ann  4,  pj}  317-333 
Oyster  marl  of  Florida Bull  84,  pp  132-133,  332 
Oysters,  sedimentation  due  to,  in  harbors Ann  13,  n,  pp  156-157 
Ozark  Plateau,  Arkansas,  physiography  of TF  2,  p  12 
Ozark  ridges,  examples  of TF  2,  p  10 
Ozarkite,  analysis  of Bull  42,  p  32 
Ozocerite,  statistics  of MR  1882,  p  609;  MR  1883-84,  pp  955-957;  MR  1888,  p  515; 
MR  1889-90,  p  481;   Ann  18,  v  cont,  p  946;   Ann  19,  vi 
cont,  p  200;  Ann  20,  vi  cont,  p  267;  Ann  21,  vi  cont,  p  331 
Pachnolite,  analyses  of,  from  Colorado  and  elsewhere Bull  20,  pp  52,  54 
Pacific  coast,  geology  of,  general  notes  on GF  54,  p  1 
invertebrate  fossils  from Bull  51 
mineralogy  of,  contributions  to Bull  61 
paleontology  of,  Cretaceous Bull  133 
quicksilver  deposits  of Ann  8,  n,  pp  961-985 
Tertiary  revolution  in  topography  of Ann  14,  n,  pp  397-434 
(See,  also,  California;  Oregon;  Washington.) 
Packard  (R.  L. ),  aluminum,  statistics  of MR  1882,  p  445; 
MR  1883-84,  pp  658-660;  MR  1885,  pp  390-392;  MR 
1886,  pp  220-221;  MR  1887,  pp  138-141;  MR  1888, 
pp  160-164;  MR  1889-90,  pp  110-118;  MR  1891,  ppl47- 
163;  Ann  16,  in,  pp  539-546;  Ann  18,  v,  pp  281,  285 
nickel  ores,  genesis  of MR  1893,  pp  170-177 
sodium  salts,  statistics  of MR  1893,  pp  728-738 
Packard  rhyolite  of  Utah,  Tintic  district GF  65,  p  2 
Pahang,  tin  production  of Ann  16,  in,  p  478 
Pahasapa  limestone  of  Black  Hills Ann  21,  iv,  pp  509-510 
Pahoehoe  lava,  character  of Ann  4,  p  95 
Paine  shale  of  Montana,  description,  fossils,  and  sections  of Ann.20, 
in,  pp  290-291,  329,  339,  362,  363;  GF  55,  p  2;  GF  56,  p  2 
