﻿EXPLilTATTOX 
  OF 
  THE 
  PLATES. 
  671 
  

  

  Fig. 
  E. 
  Stelletta 
  purpurea. 
  One 
  of 
  the 
  larger 
  specimens 
  from 
  

   above, 
  showing 
  {e) 
  vent. 
  In 
  spirit. 
  West 
  Island, 
  Torres 
  

   Straits, 
  7 
  fms. 
  Nat. 
  size. 
  

  

  r. 
  Clathria 
  coppinrjcri. 
  The 
  type 
  specimen 
  (dry), 
  from 
  

  

  Albany 
  Island, 
  Torres 
  Straits, 
  3 
  fms. 
  One 
  third 
  nat. 
  size. 
  

  

  [The 
  margins 
  are 
  slightly 
  reduced 
  by 
  fracture.] 
  F'. 
  The 
  

  

  same 
  ; 
  two 
  meshes, 
  from 
  front, 
  from 
  specimen 
  in 
  spirit 
  ; 
  

  

  . 
  West 
  Island, 
  Torres 
  Straits, 
  3-4 
  fms. 
  Nat. 
  size. 
  

  

  G. 
  Myxilla 
  arborescens. 
  About 
  one 
  half 
  of 
  type 
  specimen 
  (in 
  

   spirit), 
  from 
  Port 
  Jackson, 
  0-5 
  fms. 
  Nat. 
  size. 
  

  

  H. 
  Tethyopsis 
  dissimilis. 
  Larger 
  of 
  the 
  two 
  specimens 
  from 
  

   Port 
  Darwin, 
  7-12 
  fms. 
  Inspirit. 
  Nat. 
  size. 
  [Imperfect 
  

   above 
  and 
  below.] 
  

  

  I. 
  Clathria 
  acuUata. 
  The 
  type 
  specimen, 
  from 
  Thursday 
  

   Island, 
  Torres 
  Straits, 
  3-4 
  fms. 
  In 
  spirit. 
  Nat. 
  size.. 
  

  

  J. 
  Raspailia 
  hifurcata. 
  The 
  type 
  specimen 
  (in 
  spirit, 
  but 
  

   macerated), 
  from 
  Prince 
  of 
  Wales 
  Channel, 
  Torres 
  Straits, 
  

   5-7 
  fms. 
  Nat. 
  size. 
  

  

  K. 
  Esperia 
  pellucida. 
  One 
  lobe 
  of 
  type 
  specimen, 
  with 
  part 
  

   of 
  incrustation 
  involving 
  stones 
  &c. 
  ; 
  in 
  spirit 
  j 
  from 
  Alert 
  

   Island, 
  Torres 
  Straits, 
  7 
  fms. 
  Nat. 
  size. 
  

  

  L. 
  EJiaphldoplilus 
  arborescens. 
  The 
  type 
  specimen 
  (dry), 
  

   from 
  Friday 
  Island, 
  Torres 
  Straits. 
  Two 
  thirds 
  nat. 
  

   size. 
  

  

  Plate 
  XLI.* 
  

   Fig. 
  A. 
  Hipposponrjia 
  derasa. 
  The 
  type 
  specimen, 
  from 
  West 
  

   Island, 
  Torres 
  Straits; 
  dry, 
  macerated. 
  Seen 
  from 
  the 
  

   longest 
  side. 
  Reduced 
  to 
  two 
  thirds 
  nat. 
  size. 
  

  

  B. 
  Dysidea 
  semicanalis. 
  The 
  type 
  specimen, 
  from 
  North-east 
  

   coast 
  of 
  Australia 
  ; 
  dry 
  and 
  macerated. 
  Eeduced 
  to 
  one 
  

   half 
  nat. 
  size. 
  

  

  * 
  The 
  microscopic 
  details 
  in 
  this 
  and 
  the 
  following 
  Sponge-plafes 
  have 
  been 
  

   in 
  almost 
  all 
  cases 
  prepared 
  with 
  the 
  aid 
  of 
  sketches 
  made 
  to 
  scale 
  by 
  Mr. 
  Eidley 
  

   himself. 
  

  

  