794  INDEX    TO    PUBLICATIONS    OF    U.    S.   GKEOL.   SURVEY,     [bull.  177. 
Trinity  River,  Texas,  flow  of,  measurements  of WS  28, 
pp  121,  129,  130;  WS  37,  pp  271-272 
profile  of - WS  44,  p  33 
Triphosphonitrilic  chloramide,  analysis  of Bull  167,  p  86 
Triphosphonitrilic  tetrachlorhydrine,  analysis  of Bull  1  <>7,  p  85 
Triphylite,  analyses  of,  from  Massachusetts,  Norwich Bull  126,  pp  171, 172 
Triphyllopteridese  from  Lower  Coal  Measures  of  Missouri Mon  xxxvn,  pp  16-34 
Triplite,  analysis  of,  from  South  Dakota,  Black  Hills Bull  60,  p  136 
Tripoli,  analysis  of,  from  Missouri,  Newton  County Bull  90,  p  64 
occurrence  and  statistics  of MR  1892,  pp  752-753;  MR  1893,  p  679;  Ann  16, 
iv,  p  594;  Ann  17,  in  cont,  p  950;  Ann  18,  v  cont,  p  1231; 
Ann   19,  vi  cont,  pp  527-528;  Ann  21,  vi  cont,  pp  463,472 
Tripolite,  description  of  the  rock,  as  one  of  the  educational  series Bull  150, 
pp  136-137 
Tritomite,  chemical  constitution  of ". Bull  125,  p  60 
Tritoniidse  of  clays  and  marls  of  New  Jersey Mon  xvin,  pp  58-61, 192-193 
of  Colorado  formation Bull  106,  p  150 
Trochidse  of  Chico-Tejon  series  of  California Bull  51,  pp  17-19 
of  clays  and  marls  of  New  Jersey Mon  xvin,  pp  133-135 
of  Cretaceous  of  California  (new) Bull  22,  p  12 
of  Miocene  deposits  of  New  Jersey Mon  xxiv,  pp  134-135 
Troilite,  analyses  of,  from  Mexico,  Sierra  de  San  Francisco  (meteoric) Bull  168, 
p  243 
typical  composition  of MR  1885,  p  517 
Trona,  analysis  of,  from  Africa,  Desert  of  Sahara Bull  60,  pp  69,  70 
from  Egypt Bull  60,  p  71 
from  Nevada,  near  Ragtown,  soda  lakes Mon  xi,  p  77;  Bull  60,  p  46 
Troostite,  chemical  constitution  of Bull  125,  p  69 
Truck ee  group  of  rocks  of  Oregon,  Idaho,  and  Nevada Bull  84, 
pp  281,  282,  285-286,  313-315,  317,  336 
Truckee  quadrangle,  California,  geology  of GF  39 
Truckee  reservoir  sites  and  canal  line Ann  11,  n,  pp  172,  175,  176 
Truckee  River,  flow  of,  measurements  of Ann  11, 
ii,   pp   101-102,   108;  Ann   12,    in,    pp   324-325,    351;  Ann 
13,  in,  pp  95,  99;  Bull  140,  pp  210-212;  WS  38,  pp  331-332 
hydrography  of  basin  of. .  .Ann  11,  n,  pp  63-65,  101,  108;  Ann  12,  n,  pp  324-325 
irrigation  engineering  works  in  basin Ann  13,  in,  pp  389-394 
Truro  series  of  New  England  coast Ann  18,  n,  pp  541-548 
Tscheffkinite,  analysis  of,  from  Virginia,  Roanoke Bull  90,  p  43 
chemical  constitution  of Bull  125,  pp  79,  105 
Tuckahoe  group  of  beds  in  Richmond  Basin Ann  19,  n,  pp  423-435 
Tuckasegee  River,  North  Carolina,  flow  of,  measurements  of Ann  18,  iv,  pp 
116-117;  Ann  20,  iv,  pp  52,  206;  Ann  21,  iv,  pp 
161-162;  Bull  140,  p  82;  WS  11,  p  42;  W7S  15, 
p  61;  WS  27,  pp  63,  65,  66;  WS  36,  pp  167-168 
profile  of WS  44,  p  52 
Tufa,  calcareous,  analyses  of,  from  Nevada,  Lahontan  Basin,  Pyramid  Lake.. Ann  3, 
p  216;  Mon  xi,  p  203;  Bull  12,  p  12 
analysis  of,  from  Utah,  Salt  Lake  desert Mon  1,  p  168 
of  California,  Borax  Lake Mon  xm,  pp  266-268 
Mono  Valley,  varieties  and  formation  of Ann  8,  i,  pp  297,  310-318 
of  Lake  Bonneville  Basin Mon  i,  pp  167-169 
of  Lake  Lahontan Ann  3,  pp  215-221;  Mon  xi,  pp  189-222;  Bull  12,  pp  10-14 
of  New  Mexico,  Tewan  Mountains Bull  66,  p  12 
of  Pleistocene  lakes  of  Great  Basin Mon  i,  pp  167-169 
