Pavia c level sp. nov. 
PI. , fig. 
Corallum of type specimen small, 25 ram. long; 19 mm. 
wide; 17 mm. tall. Upper surface irregularly rounded. 
Corallites deformed. Cal.i.ces, subcircular, short- 
elliptical, elongate elliptical, ovoid, or dumb-bell shaped, 
moderately deep. A subcircular calice is 3.5 mm. in diameter; 
an elongate one is 6.5 ram. long, 3.5 ram. wide. Calicular margins 
somewhat elevated. Thickness of wall between caliees, 1.3 to 2 
ram. 
Septa about 48 in number in the largest calices in which 
fission has not yet commenced; usually three complete cycles 
with half or more than half the members of the fourth. They are 
rather thick, thicker in the wall* Every other or every fourth 
one reaches the columella, the intervening ones vary in size 
according to cycle. The outer ends of the septa are continued 
ao low, equal, rather thick costae across the top of the wall. 
