original description
Cushman, J. A. (1923). The Foraminifera of the Atlantic Ocean pt. 4: Lagenidae. <em>Bulletin of the United States National Museum.</em> (104): i-228., available online at https://www.biodiversitylibrary.org/page/7865468 [details] 
context source (Deepsea)
Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online at http://www.iobis.org/ [details]
From editor or global species database