﻿764 
  Forty-seventh 
  Report 
  on 
  the 
  State 
  Museum. 
  

  

  W. 
  M. 
  Davis. 
  — 
  The 
  folded 
  Helderberg 
  limestones. 
  

   (Bull. 
  Mus. 
  Comp. 
  Zool. 
  Harv. 
  Coll., 
  vol. 
  7, 
  pp. 
  311-829, 
  pis. 
  xii, 
  

   xiii.) 
  

  

  W. 
  B. 
  Dwight. 
  — 
  Recent 
  Investigations 
  and 
  palseontological 
  Dis- 
  

   coveries 
  in 
  the 
  Wappinger 
  limestone 
  of 
  Dutchess 
  and 
  neighboring 
  

   counties, 
  New 
  York 
  State. 
  

  

  (Proc. 
  Amer. 
  Assoc. 
  Adv. 
  Sci., 
  vol. 
  31, 
  pp. 
  384-388.) 
  

  

  James 
  Hall. 
  — 
  The 
  New 
  York 
  Geological 
  Survey. 
  

   (Pop. 
  Sci. 
  Mo., 
  vol. 
  22, 
  pp. 
  815-825.) 
  

  

  James 
  Hall. 
  — 
  Bryozoa 
  (Fenestellidse) 
  of 
  the 
  Hamilton 
  Group. 
  

   (36th 
  Ann. 
  Rept. 
  N. 
  Y. 
  State 
  Mus. 
  Nat. 
  Hist., 
  pp. 
  57-72.) 
  

  

  James 
  Hall. 
  — 
  On 
  the 
  Structure 
  of 
  the 
  Shell 
  in 
  the 
  genus 
  Orthis. 
  

   (36th 
  Ann. 
  Rept. 
  N. 
  Y. 
  State 
  Mus. 
  Nat. 
  Hist., 
  pp. 
  73-75.) 
  

  

  James 
  Hall. 
  — 
  Description 
  of 
  a 
  new 
  species 
  of 
  Stylonurus 
  from 
  the 
  

   Catskill 
  Group. 
  

  

  (36th 
  Ann. 
  Rept. 
  N. 
  Y. 
  State 
  Mus. 
  Nat. 
  Hist., 
  pp. 
  76, 
  77, 
  pi. 
  v.) 
  

  

  James 
  Hall. 
  — 
  [Illustration 
  of 
  Cryptozoon.] 
  

  

  (36th 
  Ann. 
  Rept. 
  N. 
  Y. 
  State 
  Mus. 
  Nat. 
  Hist., 
  pi. 
  vi 
  and 
  expl.) 
  

  

  .James 
  Hall. 
  — 
  Discussion 
  upon 
  the 
  Manner 
  of 
  Growth, 
  Variation 
  of 
  

   Form 
  and 
  Characters 
  of 
  the 
  genus 
  Fenestella 
  *and 
  its 
  relations 
  to 
  

   Hemitrypa, 
  Polypora, 
  Retepora, 
  Cryptopora, 
  etc. 
  

   (Ann. 
  Rept. 
  State 
  Geologist 
  for 
  1882, 
  pp. 
  5-16.) 
  

  

  James 
  Hall. 
  — 
  Fossil 
  Corals 
  and 
  Bryozoans 
  of 
  the 
  Lower 
  Helder- 
  

   berg 
  Group 
  and 
  fossil 
  Bryozoans 
  of 
  the 
  Upper 
  Helderberg 
  Group. 
  

   (Ann. 
  Rept. 
  State 
  Geologist 
  for 
  1882, 
  p. 
  17, 
  pis. 
  i-xxxiii.) 
  

  

  James 
  Hall. 
  — 
  Brachiopoda: 
  Plates 
  and 
  Explanations. 
  

  

  (Ann. 
  Rept. 
  State 
  Geologist 
  for 
  1882, 
  pp. 
  19, 
  20, 
  pis. 
  xxxiv-lxi.) 
  

  

  Arthur 
  Hollick.— 
  r- 
  [Fossil 
  leaf 
  discoveries 
  at 
  Tottenville.] 
  

   (Proc.Nat. 
  Sci. 
  Assoc, 
  Staten 
  Island, 
  Dec. 
  8.) 
  

  

  A. 
  A. 
  Julien. 
  — 
  The 
  Decay 
  of 
  the 
  Building 
  Stones 
  [of 
  New 
  York 
  

   City. 
  

   " 
  (Trans. 
  N. 
  Y. 
  Acad. 
  Sci., 
  vol. 
  2, 
  pp. 
  67-79, 
  120-137.) 
  

  

  D. 
  S. 
  Martin. 
  — 
  A 
  new 
  Eurypterid 
  from 
  the 
  Catskill 
  Group. 
  

   (Trans. 
  N. 
  Y. 
  Acad. 
  Sci., 
  vol. 
  2, 
  p. 
  8.) 
  

  

  J. 
  W. 
  Spencer. 
  — 
  ^Terraces 
  and 
  beaches 
  about 
  Lake 
  Ontario. 
  

   (Proc. 
  Amer. 
  Assoc. 
  Adv. 
  Sci., 
  vol. 
  31, 
  pp. 
  359-363.) 
  

  

  