G* variabilis -3- 
The lamellar oondition of the columella 
lites is very interesting, and foreshadows the 
(Duncan, Foss. Corals West Indies, part iv, p . 
in some coral- 
genus Lamellastraea 
20 , Quart . I ourn • 
Geol. Soc, vol, xxiv (1868) 
