﻿EXPLANATION 
  OP 
  THE 
  PXATES. 
  661 
  

  

  Plate 
  XII. 
  

   Fig. 
  A. 
  Antedon 
  rerjince, 
  nat. 
  size. 
  A 
  a. 
  Cirrus, 
  x 
  3. 
  The 
  arms 
  are 
  

   correctly 
  figured 
  as 
  thirty-eight 
  in 
  number 
  ; 
  five 
  in 
  the 
  text 
  

   is 
  a 
  misprint. 
  

  

  B. 
  gyges, 
  x 
  2. 
  B 
  «. 
  Cirrus, 
  x 
  4. 
  B 
  6. 
  Second 
  pinnule, 
  

  

  X4. 
  

  

  Plate 
  XIII. 
  

  

  Fig. 
  A. 
  Antedon 
  irregularis, 
  x 
  2. 
  A 
  a, 
  A 
  6, 
  Ac. 
  Second, 
  third, 
  and 
  

   fourth 
  pinnules, 
  x 
  4. 
  

  

  B. 
  — 
  eler/ans, 
  x 
  2. 
  Ba. 
  Disk 
  from 
  below. 
  [In 
  the 
  descrip- 
  

   tion 
  (p. 
  162) 
  thirty 
  arms 
  instead 
  of 
  twenty 
  have 
  been 
  

   ascribed 
  to 
  this 
  species 
  by 
  inadvertence.] 
  

  

  Plate 
  XIY. 
  

  

  Antedon 
  hriarem, 
  nat. 
  size, 
  a, 
  b. 
  Second 
  and 
  fourth 
  pinnules, 
  

   X4. 
  

  

  Plate 
  XV. 
  

  

  Antedon 
  microdisciis, 
  nat. 
  size, 
  a, 
  disk 
  from 
  below 
  ; 
  b, 
  second, 
  

   c, 
  seventh 
  pinniile, 
  x 
  3 
  ; 
  d, 
  cirrus, 
  x 
  2. 
  

  

  Plate 
  XYI. 
  

  

  Fig. 
  A 
  a. 
  Basal 
  joints 
  of 
  the 
  second 
  pinnule 
  of 
  Actinometra 
  Solaris, 
  

   x6. 
  

  

  A 
  6. 
  Basal 
  joints 
  of 
  the 
  second 
  pinnule 
  of 
  Actinometra 
  inter- 
  

   media, 
  X 
  6. 
  

  

  Ac. 
  Basal 
  joints 
  of 
  the 
  second 
  pinnule 
  of 
  Actinometra 
  robusta^ 
  

   X6. 
  

  

  B. 
  ActinOin 
  ira 
  coppingeri, 
  x 
  3. 
  

  

  Plate 
  XVII. 
  

   Fig. 
  A. 
  Actinometra 
  paucicirra, 
  X 
  2. 
  a. 
  First 
  pinnule, 
  x 
  4. 
  

   B. 
  variabilis, 
  nat. 
  size. 
  a. 
  Second 
  pinnule, 
  x 
  4. 
  

  

  