Ma&raois dominicensis 
Very thin endothecal dissepiments numerous. 
Columella well developed, the principal septa have their 
inner ends thickened around it* Termination of style not 
prominent and usually compressed. 
Locality * Santo Domingo (Gabb Collector) . 
Geologic horizon «---01igooene? 
Type *— - Museum of Comparative .Zoology* 
