LIST OF ILLUSTRATIONS XI 



V&go 



47-48. Pandocia aurata (Quoy and Gaimard). 47. Left and right sides 



of body, one-half natural size. 48. Dorsal tubercle, X5 95 



49. Pandocia pedata (Herdman). Left and right sides of body, X0.6. 97 



50-52. Pandocia quadrata (Herdman). 50. Left and right sides of body, 

 natural size. 51. Dorsal tubercle, X10. 52. Gonad, side 

 attached to mantle, X10 100 



53-55. Pandocia ovata (Pizon). 53. Left and right sides of body, X0.65. 

 54. Dorsal tubercle, X8. 55. Gonad, side next to branchial 

 sac, X25 102 



56, 57. Polyandrocarpa maxima (Sluiter). 56. Left and right sides of 

 body of zooid, X1.5. 57. Gonad, side next to branchial sac, 

 X36 104 



58-60. Eusynstyela latericius (Sluiter). 58. Left and right sides of body 

 of zooid, X6. 59. Part of the circle of tentacles and dorsal 

 tubercle, X15. 60. Gonad, X19 105 



61-63. Stolonica styeliformis, new species. 61. Left and right sides of 

 body of zooid, XL 5. 62. Dorsal tubercle, X 15. 63. Gonads, 

 X12.5 107 



64-66. Stolonica vesicularis, new species. 64. Left and right sides of 

 body of zooid, X6. 65. Dorsal tubercle, X20. 66. Gonads, 



X20 111 



67. Botrylloides tyreum Herdman. Zooid, X20 112 



68-71. Rhodosoma papillosum (Stimpson). 68. External view, X 1.25. 

 69. Dorsal tubercle, part of dorsal lamina, and part of the 

 circle of tentacles, X16. 70. Part of branchial sac, X15. 

 71. Stomach, part of intestine, and gonads as seen through 

 mantle, X2.5 114 



72-74. Phallusia depressiuscula (Heller). 72. Left side of body, one- 

 half natural size. 73. Left side of body of another individual, 

 X0.75. 74. Part of branchial sac, X15 117 



75,76. Phallusia aperta (Sluiter). 75. Left side of body, Xl-25. 



76. Dorsal tubercle, X7 120 



77,78. Perophora hutchisoni MacDonald. 77. Part of a colony, XI. 25. 



78. Zooid, X13 122 



79-81. Ciallusia longa, new species. 79. Left side of body, one-half 

 natural size. 80. Dorsal tubercle and part of dorsal lamina, 

 X9. 81. Part of branchial sac, X 21 125 



82-84. Rhopalopsis crassa (Herdman). 82. Outline of zooid (removed 

 from test), showing course of muscle bands on mantle and 

 outline of intestinal loop, X2. 83. Dorsal tubercle and part 

 of dorsal lamina, X20. 84. Part of branchial sac, X20 128 



85-87. Clavelina molluccensis (Sluiter). 85. Diagram of part of a colony 

 based on specimens from Station D5401, one-half natural 

 size. 86. Colony with basal parts of zooids united, Xl-25. 

 87. Zooid, X3 131 



88. Clavelina detorta (Sluiter). Left side of body of zooid, X4 134 



89. Polycitor iajithinus Sluiter. Zooid, X18 136 



90. Polycitor torosus Sluiter. Zooid, X25 137 



91, 92. Cystoditcs philippinensis Herdman. 91. Spicules, X20. 



92. Zooid, X25 139 



93. Holozoavallii (Herdman). Zooid, X 20. Also outline of thorax 



of two other zooids showing variation in form of atrial orifice. 141 



