INDEX TO THE PLATES, 



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Several errors having crept in relating to the figures, the reader is requested to correct 

 such as may occur by the following revised list. 



Plate. Figs. page. 



1 1 §• 2 Different appearances of Coryne Squamata .... 11 



3 Hermia glandulosa, magnified and of the natural size . 12 



2 1 Tubularia indivisa; 2 its polype 13 



3 The polype of Tubularia larnyx ........ 13 



3 . Part of a fine specimen of Tboa halecina 15 



4 . Thuiaria articulata, of the natural size and magnified £ 



to show the cells and ovarian vesicles . . . . ^ " 



5 . Thuiaria thuia in different stages of growth and a) 



portion magnified £ ^' 



6 . Sertularia nigra, natural size and magnified, laden \ 



with ovarian vesicles ^ ^" 



7 . Showing different modes of growth of Anteunnlaria? 



antennina, &c \ ^ J 



8 . Plumularia cristata in two forms of growth, with a ) 



magnified view of the cells and ovarian vesicle . £ *" 



9 * Plumularia myriophyllum 3G 



10 1 Laomedea geniculata of the natural size and magnified,! 



showing the cells and their polypes, with ovarian/ 



vesicles, and near the lower part a diagram showing f 



the funnel shaped opening in newly formed cells . j 



2 Laomedea gelatinosa, natural size and magnified ... 39 



11 1 Campanularia volubilis 40 



2 Magnified view of Campanularia syringa, (not duinosa) 14 



3 Campanularia intertexta, of the natural size and magnified 41 



4 Campanularia verticillata 42 



12 1 Gorgonia verrucosa of the natural size with a frag-? 55 



ment of Gorgonia placomus, No. 2, on the stone . } 5Q 



3 Two states of Caryophyllia Smithii 72 



13 1 Alcyonium sanguineum of the natural size 60 



2 Alcyonium digitatum 58 



14 1 A group of Actinia mesembryanthemum 74 



2 A group of Anthea cereus 81 



15 1 §• 2 Old and young specimens of Actinia parasitica ... 80 



3 Zoanthus Couchii in different states of expansion ; . 73 



16 1 Lucernaria Auricula; 2 its mouth; 3 its foot . . „ 83 



4 Serialaria lendigera, natural size and magnified ... 94 



5 Sertularia pumila J9 



6 Valkeria uva, growing on No. 5 95 



17 1 Vesicularia spinosa, magnified and natural size ... 94 



2 Valkeria imbricata, magnified and natural size ... 95 



3 Valkeria cuscnta, magnified and natural size ... 96 



4 Crisia cornuta, magnified and natural size. The mag-") 



nified figure on the right hand is the common form ( Q 

 in which it occurs, that on the left is very rare andf 



may prove a distinct species , . .J 



