Plate VIII. 



Pedicels of Spatangidae. 



P. 45—56. 



¥ig. 55. A filament witb its rod, iVom a phyllodean pedicel in Schizaster japoniciis Al. Ao. 



Fig. 56. The same, in Urechiims naresianiis Al. Ag. 



Pig. 57. The same, from a sub-anal pedicel in Bchiiiocardium cordatum Penn. 



Pig. 58. The same, from a phyllodean pedicel in the same species. 



Pig. 59. The same, from a sub-anal pedicel in Lovenia elongata Gkay. 



Fig. 60. The same, from a phyllodean pedicel in the same species. 



Fig. 61. Tips of filaraeiits from phyllodean pedicels in the same. 



Pig. 62. The same, in Metalia maculosa Gm. 



Pig. 63. The basal part of the rod in a filament of a phyllodean pedicel in Abatus Philippii Lov. 



Pig. 64. The circular disk of a phyllodean filament in Maretia planulata Lamck. The filaments are only 



partially left entire, and cut down in the greater portion of the half. 



Fig. 65. The disk of a subanal pedicel in Agassizia scrobiculata Val. 



Fig. 66. Monstrens bifurcation of a filament, from a sub-anal pedicel in Brissopsis lyrifera Porb. 



Fig. 67. The disk of a phyllodean pedicel in Aceste bellidifera "VVyv. Thoms. 



Fig. 68. The same, iateral view. 



Fig. 69. The top of a ventral pedicel, V, in Meoma grandis Gray. 



Pig. 70. The terminal part of a frontal pedicel, III, in the same; side view. 



Pig. 71. The same, from above. 



Pig. 72. The disk of a phyllodean pedicel in Palceotropus Josephinse Lov. 



Pig. 73. The terminal part of a sub-anal pedicel in the same. 



Fig. 74. The top of a sub-anal pedicel in Brissus compressus Lamck, seen from the under si<le. 



Pig. 75. The same, in Brissus mediator n., seen from the under side. 



Pig. 76. A ring, pseWon, from a sub-anal pedicel in Lovenia elongata Gray. 



Pig. 77. The same, in Abatus Philippii Lov. 



Pig. 78. Laminse from the phyllodean disk in Maretia planulata Lamck. 



Fig. 79. A sub-anal pedicel of the same, mutilated. 



