﻿930 
  HORTY-SEVENTH 
  REPORT 
  ON 
  THE 
  STATE 
  MUSEUM. 
  

  

  DILATATA, 
  Prismopora 
  — 
  from 
  the 
  unusual 
  breadth 
  of 
  the 
  frond. 
  

  

  DISPANDA, 
  Fenestella 
  — 
  stretched 
  out, 
  expanded; 
  from 
  the 
  straggling 
  

   appearance 
  of 
  the 
  frond. 
  

  

  DISPARILIS, 
  Ptiloporina 
  — 
  dissimilar, 
  unlike; 
  from 
  the 
  difference 
  

   in 
  the 
  manner 
  of 
  growth 
  and 
  appearance 
  of 
  the 
  main 
  and 
  lateral 
  

   branches. 
  

  

  DISPERSA, 
  Diamesopora 
  — 
  from 
  the 
  scattered 
  cell 
  apertures. 
  

  

  DISSITAS, 
  Fenestella 
  — 
  distant, 
  remote; 
  from 
  the 
  distant 
  nodes. 
  

  

  DISTANS, 
  Lichenalia 
  — 
  the 
  cell 
  apertures 
  are 
  not 
  closely 
  disposed. 
  

  

  DISTENSA, 
  Lichenalia 
  — 
  stretched 
  out, 
  extended; 
  from 
  the 
  wide 
  

   fronds. 
  

  

  DIVARICATA, 
  Thamnopora 
  — 
  stretched 
  wide; 
  the 
  branches 
  are 
  at 
  

   right 
  angles. 
  

  

  DIVERGENS, 
  Acanthoclema 
  — 
  from 
  the 
  wide 
  divergence 
  of 
  the 
  

   branches. 
  

  

  DIVERGENS, 
  Stictopora 
  — 
  from 
  the 
  wide 
  divergence 
  of 
  the 
  frond 
  at 
  

   the 
  bifurcations. 
  

  

  ELEGANS, 
  Pollypora 
  — 
  from 
  the 
  elegant 
  appearance 
  of 
  the 
  frond. 
  

  

  ELEGANTISSIMA, 
  Unitrypa 
  — 
  from 
  the 
  unusually 
  beautiful 
  appear- 
  

   ance 
  of 
  the 
  frond. 
  

  

  ELEGANTULA, 
  Coscinella 
  — 
  from 
  the 
  very 
  handsome 
  appearance 
  of 
  

   the 
  surface 
  and 
  interior 
  of 
  the 
  frond. 
  

  

  ELONGATA, 
  Orthopora 
  — 
  from 
  the 
  elongate 
  cell 
  apertures. 
  

  

  EMACIATA, 
  Fenestella 
  — 
  from 
  the 
  poor, 
  emaciated 
  appearance 
  of 
  

   the 
  frond. 
  

  

  ERECTIPORA, 
  Fenestella 
  — 
  from 
  the 
  fact 
  that 
  the 
  cells 
  open 
  directly 
  

   outward, 
  or 
  as 
  the 
  frond 
  lies 
  on 
  the 
  rock, 
  directly 
  upward, 
  and 
  the 
  

   peristomes 
  are 
  prominent. 
  

  

  EXORNATA, 
  Fenestella 
  — 
  ornamented; 
  from 
  the 
  sculpturing 
  of 
  the 
  

   non-celluliferous 
  face 
  of 
  the 
  frond. 
  

  

  FASCICULATA, 
  Clonopora 
  — 
  like 
  a 
  small 
  bundle; 
  from 
  the 
  appear- 
  

   *ance 
  of 
  the 
  cell 
  tubes, 
  resembling 
  a 
  bundle 
  of 
  sticks. 
  

  

  FASTIGATA, 
  Unitrypa 
  — 
  sloping 
  ; 
  from 
  the 
  sloping 
  of 
  the 
  

   scalse. 
  

  

  FAVOSA, 
  Hemitrypa 
  —like 
  a 
  honeycomb, 
  full 
  of 
  cells; 
  from 
  the 
  fact 
  

   that 
  the 
  hemitrypic 
  face 
  resembles 
  a 
  miniature 
  honej^comb. 
  

  

  