T • spenceri -8- 
not be followed accurately* 
Dissepiments present* 
The depth of the calice could not he ascertained. 
Columella absent, the principal septa meet in the axial 
space* 
Type . — -U, S. national Museum, J» ¥. Spencer, Collector* 
Locality , — -Antigua, West Indies* 
Geologic horizon . ---Upper Oligocene , "White Limestone" of 
J. W, fencer. 
Additional remarks * Dr, Spencer has brought seven speci- 
mens of this species from Antigua, but only one has the outside 
preserved, and it has been selected as the type. The measure- 
ments for the remaining six specimens are as follows: 
