X DESCRIPTION Of PLATES. 



4 Myriothela Cocksiij nat. size (after Hincks), p. 58. 



5. Eudendrium ramosum, nat. size, p. 60. 



6. Garveia nutans^ nat. size (after Allman), p. 67. 



7. Tubularia larynx, nat. size, p. 73. 



8. Tubularia Britannica, nat. size, p. 75. 



Plate IV. 



1. Corymorpha nutans, nat. size (after Allman), p. 77. 



2. Clytia Johnstoni, enlarged, p. 79. 



3. Obelia geniculata. 3a, Calycles enlarged, p. 81. 



4. Obelia gelatinosa, nat, size, p. 82. 



5. Oampanularia flexuosa, nat. size, p. 87. 



6. Oampanularia angulata, nat. size. 6a, enlarged, 



p. 87. 



7. Lafoea dumosa, enlarged, p. 96. 



Plate V, 



1. Calycella syringa, enlarged (after Hincks), p. 98. 



2. Halecium halecinum, nat. size. 2a, Calycles en- 



larged, p. 102. 



3. Sertularella polyzonias, nat. size. 3a, Calycles en- 



larged, p. 106. 



4. Sertularella Gayi, nat. size. 4a, Calycles enlarged. 



p. 107. 



Plate VI. 



1. Sertulai'ella rugosa on F. foliacea, nat. size, 1a, 



Calycles and gonophores enlarged, p. 107, 



2. Diphasia tamarisca, nat. size. 2a, Calycles and 



female capsule (after Hincks), p. 111. 



3. Dipbasia pinuata, nat. size, p. 111. 



