GENUS I. HOPLANGIA (Gosse). 
Phyllanfjia (Gosse). 
Coralliim iiicrusting foreign bodies. 
CoraUites ratlier short, formed by buds ^vhicll 
spring from aa expansion around the base of the 
parent, permanently united to it (but not to each other) 
by the inferior portions of their walls. 
Wall surrounded by a thin porcellanous coat {epi- 
iheca)y which permits the ribs to be traced through it ; 
granulate. 
Bibs thin, sharp, low, very unequally distinct. 
Columella a broad surface of rough papillae, 
merging into the plates. 
Balides wanting. 
Blafes thin, scarcely salient, unequal, straight, 
granulose, toothed on the edges, except the upper 
edges of the primaries, which are nearly entire. 
There is but one species, 11 . Buroirir. 
