598 
INDEX    TO    NORTH    AMERICAN    GEOLOGY 
New  York— Continued. 
Structure     of     some     primitive     cepha 
lopods,  Ruedemann,  9. 
Syllabus  for  field  and  laboratory  work 
in  geology.  Tarr.  1. 
Tectonic-     geography     of     southwestern 
New  England  and  southeastern  New 
York,  Hobbs,  23. 
Tourmaline  contact  zones  near  Alexan 
dria  Bay,  Smyth  (C.  II  ) ,  3. 
Tree   trunks   found    with    mastodon    re- 
mains. Gordon   ( Ii. ).  2. 
Trenton     conglomerate     of     Rysedorph 
Mill.  Ruedemann.  2. 
Trilobites    of    Chazy    limestone,     Ray 
mond   (P.  E.),  5. 
Tropidoleptus    fauna    at    Canandaigua 
Lake,  Raymond   (P.  E. )    4. 
Type    case    in    diversion    of    drainage, 
Carney.  1. 
Type  specimens  of  Paleozoic  fossils  in 
York     State      Museum.     Clarke     and 
Ruedemann.  2. 
Underground     waters     of     New     York, 
Weeks.    12. 
Undulations  of  the  Lockporl  limestone 
Gilbert,  23. 
Water  resources  of  Fort  Ticonderoga 
quadrangle,  Dale,  7. 
Water  resources  of  New  York,  Weeks, 
11. 
Water  resources  of  Taconic  quadran 
gle,  Taylor  i  F.  B.),  5. 
Water  resources  of  the  Catatonk  area. 
Kindle.   8. 
Water  resources  of  Watkins  Glen  quad- 
rangle, Tarr.  8. 
Waters  of  a  gravel-filled  valley  near 
Tully.  Eollister,  3. 
Whetstone  industry,  Schneider.  .">. 
Worm    burrows    in    Chemung    of    New- 
York,  Whitfield,  10. 
Nicaragua. 
Additions  to  the  list  of  Nicaragua  vol 
canic  eruptions  in  historic  time, 
Crawford,  4. 
Earthquakes  in  Nicaragua,  Crawford, 
1. 
Gold  fields  of  eastern  Nicaragua,  Gott- 
schalk,  1. 
List  of  most  important  volcanic  erup- 
tions and  earthquakes  in  western 
Nicaragua  within  historic  time, 
Crawford,  3. 
Recent  decline  in  the  level  of  Lake 
Nicaragua.  Shimek,  1. 
Volcanoes  and  earthquakes  in  Nica- 
ragua.  Crawford,  2. 
Vulkanausbruch  in  Mittelamerika,  Sap- 
per, 23. 
Vulkanische      Ereignisse      in      Mittel- 
amerika, Sapper,  20,  21. 
Nomenclature. 
Amphion,  Harpina,  and  Platymetopus, 
Raymond   (P.  E.).  6. 
Base  level,  grade,  and  peneplain,  Davis  j 
(W.  M.),  26.  I 
Nomenclature — Continued. 
Catalogue  of  type  specimens  of  fossil 
invertebrates  in  National  Museum, 
Schuchert  and  others,   1. 
Classification  of  New  York  geologic 
formations,  Clarke  (J.  M. ) ,  20. 
Cobleskill  limestone  of  New  York, 
Hartnagel,  1. 
Copper  deposits  of  Mi*souri,  Bain  and 
Ulrich.  2. 
Dates  of  publication  of  certain  genera 
of  fossil  vertebrates.  Bush  (L.  P.),  1. 
Delaware  limestone,  Prosser,  13. 
Eparchsean  interval,  Lawson  (A.  C.),4. 
Example  in  nomenclature,  Ward  (L. 
F.),  6. 
Formations  of  northern  Arkansas,  Ul- 
rich, 5. 
Geest,  McGee,  2. 
Genesis  of  Animikie  iron  range,  Ilille, 
3. 
Geological  nomenclature,  Bain,  7. 
Geological  structure  of  New  Mexican 
bolson  plains,  Keyes,  29. 
Geology  of  eastern  New  York.  Prosser, 
11. 
Glacial  Lake  Jean  Nicolet,  Upham,  20. 
Introduction  to  geology  of  .Moniteau 
County,  Buckley.  8. 
Lead,  zinc,  and  fluorspar  deposits  of 
western  Kentucky,  Ulrich.  8. 
Lower  Carboniferous  of  Appalachian 
basin,  Stevenson   (J.  J.),  4. 
Magnesian  series  of  the  Northwestern 
States,  Hall  (C.  W.),  10. 
Mauch  Chunk  of  Pennsylvania,  Steven- 
son (J.  J.),  1. 
Names  of  coals  west  of  Mississippi 
River,   Keyes.  19. 
New  term  for  Upper  Cambrian  series, 
Walcott,  8. 
Nomenclature  and  classification  of  sedi- 
mentary formations,  Williams  (H. 
S.),  8. 
Nomenclature  of  Lake  Superior  forma- 
tions, Willmott,  2. 
Nomenclature  of  Ohio  geological  forma- 
tions, Prosser,  10,  15. 
Nomenclature  of  the  gold-bearing  meta 
morphic  series  of  Nova  Scotia,  Wood- 
man, 1. 
Nomenclature  of  types  in  natural  his- 
tory. Schuchert  and  Buckman,  1. 
Ordovician  rocks  of  Kentucky  and  their 
Bryozoa,  Nickles,  6. 
Permian  formations  of  Kansas,  Pros- 
ser, 14. 
Permian  question  in  America,  Keyes.  31. 
Portage  crinoids,  Clarke  (J.  M.),  23. 
Quantitative  classification  of  igneous 
rocks,  Cross  and  others,  2. 
Regulation  of  nomenclature  in  work  of 
United  States  Geological  Survey.  Gil- 
bert, 15. 
Report  on  Lake  Superior  region,  Van 
Hise  and  others,  1. 
