BATTERSBYIA, PAtAEOCYCLUS, AND ASTEROSMILIA. 
655 
Fig. 3 a. A portion of the corallum of Heterophyllia M‘Coyi , sp. nov. : magnified. 
b. A transverse section: magnified. 
c. The wall, septa, and dissepiments : magnified. 
Fig. 4 a. A portion of the corallum of Heterophyllia Lyelli , sp. nov. : magnified. 
b. A transverse section: magnified. 
c. A portion of the wall and some costse : magnified. 
Fig. 5 a. A portion of the corallum of Heterophyllia mirabilis , sp. nov. : magnified. 
b. A transverse section : magnified. 
c. The costae without the spines : magnified. 
cl. Side view of the costae with the spines : magnified. 
e. Magnified view of the process of the costae which supports a spine. 
f. The intercostal line : magnified. 
y. Longitudinal section : magnified. 
h. Kestoration of the corallum (diagram). 
Fig. 6 a. A portion of the upper part of the corallum of Heterophyllia SedgwicJci , sp. nov. 
b. A transverse section : magnified. 
c. A magnified view of the upper part of a corallum. 
d. A longitudinal section : magnified. 
e. Magnified calice. 
PLATE XXXII. 
Fig. 1 a. A transverse section of part of the corallum of Battersbyia grandis , sp. nov. : 
natural size.- 
b. A corallite, magnified, transverse section. 
c. A young corallite, magnified, transverse section. 
d. A portion of a large corallite : magnified. 
Fig. 2 a. A transverse section of part of the corallum of Battersbyia gemmans, sp. nov. 
b. A group of buds, transverse section : magnified. 
c. A bud commencing to develope five buds, each of which will resemble the 
original corallum or parent stock, transverse section : magnified. 
d. Magnified view of a transverse section of a corallite, the result of one of a 
series of five buds. Such corallites produce buds like unto themselves, as 
well as others which develope five buds. 
Fig. 3 a. The corallum of Asterosmzlia anomala , Duncan. 
b. A corallum with the wall partially removed, showing the endothecal dissepi- 
ments, slightly magnified. 
c. A dissepiment: magnified. 
d. A view of a worn calice, showing the central columella, the pali attached to 
it, and the septa. 
Fig. 4. The corallum of Asterosmilia cornuta, sp. nov. 
