Greater North Sea
Geological Time: Quaternary Holocene recent
the specimen is collected and photographed with the Vega3 Tescan SEM of Senckenberg am Meer by Michael Hesemann
The identification is based upon:
, : Kanmacher F. (1798). Essays on the microscope. The Second Edition, with considerable additions and improvements. Dillon & Keating, London. xvii + [7 unnumbered] + 724 pp., 32 pl. Plate , Fig.