﻿1 
  

  

  72 
  A 
  MONOGRAPH 
  OF 
  THE 
  VICTORIAN 
  SPONGES. 
  

  

  v.— 
  DESCRIPTIONS 
  OF 
  PLATES. 
  

   PLATE 
  I. 
  

  

  Figure 
  1. 
  — 
  Lencosoleiiia 
  lucasi. 
  Part 
  of 
  a 
  colony 
  ; 
  x 
  6, 
  

  

  Figure 
  2. 
  — 
  Lencosoleiiia 
  stolonifer. 
  Part 
  of 
  a 
  colony 
  ; 
  x 
  2. 
  

  

  Figure 
  8. 
  — 
  Lencosoleiiia 
  dubia. 
  Part 
  of 
  a 
  colony 
  ; 
  x 
  4. 
  

  

  Figures 
  4, 
  b.—Leucosolenia 
  stipitata. 
  Two 
  entire 
  colonies 
  ; 
  natural 
  size. 
  

  

  Figure 
  6. 
  — 
  Lencosoleiiia 
  stipitata. 
  The 
  same 
  specimen 
  as 
  represented 
  in 
  Figure 
  

   4 
  ; 
  X 
  15. 
  

  

  Figure 
  7. 
  — 
  Lencosoleiiia 
  pnlclierriiiia. 
  An 
  entire 
  colony 
  ; 
  x 
  7. 
  

  

  Figure 
  8. 
  — 
  Lencosoleiiia 
  ventricosa. 
  A 
  small 
  colony 
  ; 
  x 
  3. 
  

  

  Figure 
  9. 
  — 
  Lencosoleiiia 
  ventricosa. 
  A 
  good-sized 
  colony 
  ; 
  natural 
  size. 
  

  

  Figure 
  10. 
  — 
  Lencosolenia 
  ventricosa. 
  The 
  same 
  specimen 
  as 
  represented 
  in 
  

   Figure 
  9, 
  but 
  cut 
  in 
  half 
  longitudinally 
  to 
  show 
  the 
  pseudogaster 
  ; 
  natural 
  size. 
  

  

  PLATE 
  II. 
  

  

  Figure 
  1,2. 
  — 
  Lencosoleiiia 
  proxima. 
  Two 
  entire 
  colonies 
  ; 
  x 
  8. 
  

  

  Figure 
  3. 
  — 
  Lencosolenia 
  ivilsoiii. 
  Upper 
  surface 
  of 
  the 
  colony 
  ; 
  x 
  2. 
  

  

  Figure 
  3a. 
  — 
  Lencosolenia 
  wilsoni. 
  A 
  very 
  young 
  colony 
  ; 
  x 
  2. 
  

  

  Figure 
  4. 
  — 
  Lencosolenia 
  wilsoni. 
  Half 
  of 
  the 
  specimen 
  represented 
  in 
  Figure 
  3 
  

   divided 
  transversely 
  ; 
  showing 
  the 
  cut 
  surface 
  and, 
  at 
  x, 
  a 
  lobular 
  outgrowth 
  with 
  an 
  

   osculum 
  ; 
  X 
  2. 
  

  

  Figure 
  b.— 
  Lencosolenia 
  tripodifera. 
  Group 
  of 
  specimens 
  attached 
  to 
  Algae, 
  &c.; 
  

   from 
  a 
  photograph 
  ; 
  natural 
  size. 
  

  

  Figure 
  Q.— 
  Lencosolenia 
  tripodifera. 
  The 
  largest 
  specimen 
  in 
  the 
  collection; 
  from 
  

   a 
  photograph 
  ; 
  natural 
  size. 
  

  

  Figure 
  1 
  .—Lencosolenia 
  cavata. 
  Part 
  of 
  a 
  large 
  colony, 
  seen 
  from 
  the 
  side. 
  (The 
  

   specimen 
  has 
  been 
  cut, 
  and 
  one 
  of 
  the 
  cut 
  surfaces 
  is 
  seen 
  in 
  perspective 
  on 
  the 
  

   right.) 
  From 
  a 
  photograph 
  ; 
  natural 
  size. 
  

  

  