found at Cape Hatteras, North Carolina, USA
in a core-sample, depth 99.4-99.5 feet Pleistocene
provided by Dr. Stephen J. Culver
Professor and Chairperson of the
Department of Geological Sciences, East Carolina University
View of an unknown specimen,
which shows a planispiral shape and pustulose ornamentation as Cribroelphidiums e.g. C. microgranulosum (Galloway and Wissler, 1927). However I didn't find any Cribroelphidium with such an aperture, unfortunately covered partly by sediment.