﻿778 
  Forty-seventh 
  Report 
  on 
  the 
  State 
  Museum, 
  

  

  J. 
  C. 
  Smock. 
  — 
  Building 
  Stone 
  of 
  the 
  State 
  of 
  New 
  York. 
  

   (Bull. 
  N. 
  Y. 
  State 
  Mus. 
  Nat. 
  Hist., 
  No. 
  3, 
  pp. 
  1-132.) 
  

  

  E. 
  O. 
  Uleich. 
  — 
  A 
  Correlation 
  of 
  the 
  Lower 
  Silurian 
  Horizons 
  of 
  

   Tennessee 
  and 
  of 
  the 
  Ohio 
  and 
  Mississippi 
  Valleys 
  with 
  those 
  of 
  New 
  

   York 
  and 
  Canada. 
  

  

  (Amer. 
  Geol., 
  vol. 
  1, 
  pp. 
  100-110, 
  179-190, 
  305-316; 
  vol. 
  2, 
  pp. 
  

   39-44.) 
  

  

  C. 
  D. 
  Walcott. 
  — 
  The 
  Taconic 
  System 
  of 
  Emmons 
  and 
  the 
  use 
  of 
  

   the 
  name 
  Taconic 
  in 
  Geologic 
  Nomenclature. 
  

  

  (Amer. 
  Jour. 
  Science, 
  vol. 
  35, 
  pp. 
  229-243, 
  305-325 
  [pi. 
  iii], 
  394-401.) 
  

  

  C. 
  D. 
  Walcott. 
  — 
  Discovery 
  of 
  fossils 
  in 
  the 
  lower 
  Taconic 
  of 
  

   Emmons. 
  

  

  (Proc. 
  Amer. 
  Assoc. 
  Adv. 
  Sci., 
  vol. 
  36, 
  p. 
  212.) 
  

  

  C. 
  D. 
  Walcott. 
  — 
  Section 
  of 
  lower 
  Silurian 
  (Ordovician) 
  and 
  Cam- 
  

   brian 
  strata 
  in 
  Central 
  New 
  York, 
  as 
  shown 
  by 
  a 
  deep 
  well 
  near 
  

   Utica. 
  

  

  (Proc. 
  Amer. 
  Assoc. 
  Adv. 
  Sci., 
  vol. 
  36, 
  p. 
  211.) 
  

  

  C. 
  D. 
  Walcott. 
  — 
  A 
  fossil 
  Lingula 
  preserving 
  the 
  cast 
  of 
  the 
  

   peduncle. 
  

  

  (Proc. 
  U. 
  S. 
  Nat. 
  Mus.) 
  

  

  G. 
  H. 
  Williams. 
  — 
  The 
  Contact 
  Metamorphism 
  produced 
  in 
  the 
  

   adjoining 
  Mica-schists 
  and 
  Limestones 
  by 
  the 
  Massive 
  Rocks 
  of 
  the 
  

   " 
  Cortlandt 
  Series 
  " 
  near 
  Peekskill, 
  N. 
  Y. 
  

  

  (Amer. 
  Jour. 
  Science, 
  vol. 
  36, 
  pp. 
  254-269.) 
  

  

  G. 
  H. 
  Williams. 
  — 
  The 
  Gabbros 
  and 
  Diorites 
  of 
  the 
  "Cortlandt 
  

   Series 
  " 
  on 
  the 
  Hudson 
  River 
  near 
  Peekskill, 
  N. 
  Y. 
  

   (Amer. 
  Jour. 
  Science, 
  vol. 
  35, 
  pp. 
  438-448.) 
  

  

  H. 
  S. 
  Williams. 
  — 
  On 
  the 
  different 
  types 
  of 
  the 
  Devonian 
  of 
  North 
  

   America. 
  

  

  (Proc. 
  Amer. 
  Assoc. 
  Adv. 
  Sci., 
  vol. 
  36, 
  p. 
  207.) 
  

  

  H. 
  S. 
  Williams. 
  — 
  Report 
  of 
  the 
  sub-committee 
  on 
  the 
  Upper 
  

   Paleozoic 
  (Devonic). 
  

  

  (Amer. 
  Geol., 
  vol. 
  2, 
  pp. 
  225-248.) 
  

  

  H. 
  S. 
  Williams. 
  — 
  Different 
  Types 
  of 
  the 
  Devonian 
  System 
  in 
  

   North 
  America. 
  

  

  (Amer. 
  Jour. 
  Science, 
  vol. 
  35, 
  p. 
  51-60.) 
  

  

  A. 
  Winchell. 
  — 
  The 
  Taconic 
  Question. 
  

   (Amer. 
  Geol., 
  vol. 
  1, 
  pp. 
  347-363.) 
  

  

  