PLATE 55. 
CILADOPORA PINGUIS. Devonian. 
1. Front lateral view of a corallum from the Lower Devonian, Falls of 
the Ohio. Collection of Dr. Knapp. 
2. Upper surface of a basal expansion, showing corallets of different 
sizes; from the ferruginous clay of the Lower Devonian, near 
Louisville. Collection of the author. 
3. Front lateral view of the pedicle with portions of fronds, showing 
differently sized corallets; from the horizon and neighborhood of 
example 2. Collection of the author. 
CLADOPORA REMEBRI. Devonian. 
4. Fragment from the Lower Devonian red clay, near Louisville. Col- 
lection of Dr. Knapp. 
