warman.]  COOSA CORRELATION.  257 
Copper  smelting  by  natives  of  Philippine  Islands,  method  of. .  .Ann  21,  in,  pp  587-589 
Copper  sulphide,  solubility  of Mon  xni,  pp  433-434,  474 
Copperas,  statistics  of MR  1882, 
p  607;  MR  1883-84,  pp  952-953;  MR  1886,  pp  684-685 
Coquina,  analysis  of,  from  Florida,  various  localities Bull  60, 
p  163;  Bull  168,  pp  255,  256 
description  of  the  rock,  as  one  of  the  educational  series Bull  150,  pp  121-122 
Coral  faunas,  Eocene  and  Lower  Oligocene,  of  United  States,  with  descriptions 
of  a  few  doubtfully  Cretaceous  species Mon  xxxix 
Coral  limestone  of  Alabama Bull  84,  p  324 
Coral  and  shell  rocks,  analyses  of,  from  Florida,  various  localities Bull  60, 
p  162;  Bull  148,  pp  259-260;  Bull  168,  pp  255-257 
analyses  of,  from  Hawaiian  Islands,  various  localities Bull  60, 
p  164;  Bull  148,  p  276;  Bull  168,  p  277 
Coral-reef  harbors,  description  of Ann  13,  n,  pp  130-134 
Coral-reef  soils Ann  12,  i,  pp  247-250 
Coralline  deposit,  analysis  of,  from  West  Indies,  Barbados  Island Bull  60,  p  163 
Corbiculidse  of  <  Jreat  Basin,  Pleistocene  and  recent Bull  11,  p  15 
Corbin  conglomerate-lentil  of  Kentucky. GF  46,  p  3;  GF  47,  p  2 
Corbulidse  of  Bear  River  formation Bull  128,  pp  38-41 
of  marls  of  New  Jersey Mon  ix,  pp  178-181,  239-241 ;  Mon  xxiv,  pp  86-89 
of  North  America  ( nonmarine  fossil) Ann  3,  pp  441-443 
Corda  (August  Joseph ) ,  biographic  sketch  of Ann  5,  p  374 
Cordaitales  from  the  Lower  Coal  Measures  of  Missouri Mon  xxxvn,  pp  257-271 
Cordaiteae,  Carboniferous,  of  Missouri Bull  98,  pp  105-109 
Cordierite,  thin  section  of  twins  of,  from  cordierite-granite  of  Massachusetts, 
Brimfield Mon  xxix,  pp  208-209 
Cordierite-granitite  of  Massachusetts,  western Mon  xxix,  pp  321-322 
Cordierite-hornf els,  analysis  of,  from  Vermont,  Mount  Ascutney Bull  148, 
p  70;  Bull  168,  p  26 
Cordilleran  region,   map  of,  topographic,  showing  distribution  of  woods  and 
forests Ann  19,  v,  pi  ii  (atlas) 
Cordilleras,  pre-Cambrian  rocks  of Ann  16,  i,  pp  815-825 
Corea,  fossil  plants  of,  literature  of Ann  8,  n,  p  790 
Cornacese  <  >f  A  laska Ann  17,  i,  p  887 
of  Amboy  clays Mon  xxvi,  pp  119-120 
of  Dakota  group Mon  wii,  pp  125-127 
of  Laramie  group Bull  37,  pp  52-56 
of  North  America,  extinct Mon  xxxv,  pp  124-126 
of  Yellowstone  Park Mon  xxxn,  n,  pp  749-750 
Cornfield  Harbor  clays  of  Maryland,  correlation  of Ann  18,  n,  p  336 
Corniferous  limestone  in  Ohio  as  a  water  carrier Ann  19,  iv,  pp  646,  682-683 
Corrasion,  analysis  and  laws  of Ann  2,  pp  157-158;  Mon  n,  pp  231-233 
in  Grand  Canyon  chasm Ann  2,  pp  156-161 ;  Mon  n,  pp  230-244 
(See,  also,  Degradation.) 
Corrasion  and  transportation,  agency  of,  in  shaping  topographic  forms Mon  xxn, 
pp  111-121 
Correlation,  fossils,  use  of,  in  establishing Ann  7,  pp  374-377 
lithologic  and  physical  characters,  value  of,  for  purposes  of Ann  7, 
pp  378-390;  Bull  19,  pp  11-12 
of  American  strata  with  one  another  and  European  systems Ann  9,  pp  16-17 
of  Carboniferous  formations  of  Appalachian  region Bull  111,  pp  94-104 
of  eruptive  with  intrusive  rocks , Ann  12,  i,  pp  650-658 
Bull.  177—01 17 
