found in core V24-64 of cruise VM 2403 by research vessel Vema
off Kiribati
central North Pacific off territorial waters
Geological Time: Quaternary Pleistocene
2. and 3. row , first two specimen
they do not show a secondary aperture
see
first row
The identification is based upon:
Kennett, J. P., Srinivasan, M. S., 1983: