160 ISA L. HILES, B.SC. 



7. Wright, E. P., and Studer, Th.— ' Challenger' Report on Alcyonaria, 



xxxi., 1889. 



8. Germanos, N. K. — " Gorgonaceen von Ternate." Die Abhandlungen der 



Senckenbergisehen naturforschenden Gesellschaft, Band xxiii., Heft 

 1, 1896. 



9. Whitelegge, Th. — " Alcyonaria of Funafuti." Memoirs of the Aus- 



tralian Museum, iii., pt. 5, 1897. 



EXPLANATION OF THE PLATES. 



Plate XII. 



Fig. 1. Verrucella granifera, p. 158. A branch, natural size. 



2. Verrucella granifera. Some spicules. 



3. Acamptogorgia spinosa, n. sp.,p. 152. A small portion of a branch, 



magnified, to show the arrangement of the spicules. 



4. Acamptogorgia spinosa. The crown of a polyp, magnified, to show 



the arrangement of the opercular spicules. 



5. Acamptogorgia spinosa. Some spicules, (a) of the operculum, (b) of 



the ccenenchyma. 



6. Aeanthogorgia muricata, p. 153. A polyp, magnified. 



7. Aeanthogorgia muricata,. Some spicules, (a) of the operculum, (b i of 



the coenenchyma, (c) of the polyp. 



Plate XIII. 

 Fig. 1. Villogorgia rubra, n. sp., p. 153. The colony, natural size. 



2. Villogorgia rubra. Some spicules, («) of the operculum, (b) of the 



polyp, (c) of the ccenenchyma. 



3. Villogorgia rubra. Three polyps, magnified, to show the operculum 



closed. 



4. Villogorgia rubra. Two rays of the operculum. 



Plate XIV. 



Fig. 1. Muricella flcxilis, n. sp., p. 155. The colony, natural size. 



2. Muricella flexilis. Some spicules. 



3. Muricella tenera, p. 156. The colony, natural size. 



4. Muricella tenera. Some spicules. 



Plate XV. 



Fig. 1 . Euplexaura antipathes, p. 157. The lower part of the colony, x \, to 

 show the stony basal enlargement. 

 2. Euplexaura antipathes. A small portion of a microscopical section 

 of the basal part, decalcified, showing the horny matrix. 



