found in bottom sediments at 18.5m depth by scuba diving off the harbor of
Kukuiula
Hawaii USA
Geological Time: Quaternary Holocene recent
the specimen was picked and photographed by Michael Hesemann
with assistance of Dr. Georg Rosenfeldt, the raw material is provided by
The identification is based upon:
Hayward, B.W.; Grenfell, H.R.; Reid, C.M.; Hayward, K.A., 1999: