﻿NIAGARA 
  FALLS 
  AND 
  VICINITY 
  

  

  147 
  

  

  bifurcating; 
  closely 
  arranged 
  corallites, 
  gradually 
  enlarging 
  toward 
  

   the 
  surface 
  of 
  the 
  branches. 
  Calyxes 
  in 
  alternating 
  series 
  each 
  mar- 
  

   gined 
  on 
  the 
  lower 
  side 
  by 
  a 
  projecting 
  circular 
  lip. 
  

  

  Vh 
  

  

  Fig. 
  43 
  Claclopora 
  set 
  iata 
  with 
  enlargement 
  of 
  a 
  single 
  

   branch 
  showing 
  the 
  calyxes, 
  and 
  a 
  section 
  of 
  same 
  showing 
  

   position 
  of 
  coralLtes 
  

  

  Found 
  in 
  the 
  lower 
  part 
  of 
  the 
  Lockport 
  limestone 
  at 
  Lockport 
  

   (Hall), 
  and 
  in 
  the 
  Bryozoan 
  bed 
  of 
  the 
  Rochester 
  shale 
  at 
  Niagara. 
  

  

  Cladopora 
  multipora 
  Flail 
  (Fig. 
  44) 
  (1852. 
  Pal 
  N. 
  Y. 
  2:140, 
  

  

  Pl- 
  39) 
  

  

  Distinguishing 
  characters. 
  Ra- 
  

   mose 
  or 
  irregularly 
  reticulate 
  

   form, 
  with 
  the 
  branches 
  often 
  

   ,^^ 
  extending 
  beyond 
  the 
  last 
  point 
  

   of 
  junction 
  and 
  ending 
  in 
  terete 
  

   extremities 
  ; 
  numerous 
  closely 
  ar- 
  

  

  Fig. 
  44 
  Claclopora 
  multipora, 
  with 
  enlargements 
  rni-ip-pfl 
  COralHtes 
  which 
  are 
  

  

  slightly 
  oblique 
  to 
  the 
  axis; 
  calyxes 
  subangular 
  or 
  circular, 
  from 
  48 
  

   to 
  60 
  in 
  the 
  space 
  of 
  an 
  inch. 
  

  

  Found 
  in 
  the 
  lower 
  part 
  of 
  the 
  Lockport 
  Hmestone 
  at 
  Lockport 
  

   (Hall). 
  Probably 
  occurs 
  also 
  at 
  Niagara. 
  

  

  Genus 
  striatopora 
  Hall 
  

  

  [Ety. 
  : 
  striatiis, 
  striated; 
  poms, 
  pore] 
  

  

  (1852. 
  Pal 
  N. 
  Y. 
  2:156) 
  

  

  Corallum 
  dendroid, 
  forming 
  simple 
  dividing, 
  cylindric 
  stems. 
  

   CoralHtes 
  essentially 
  polygonal, 
  diverging 
  from 
  an 
  imaginary 
  central 
  

   axis, 
  their 
  walls 
  greatly 
  thickened 
  by 
  a 
  secondary 
  deposit 
  of 
  cal- 
  

  

  