type specimen holotype Neogene Pliocene East Coast FEU-1024116
| | identified by scientist Quaternary Holocene recent New Zealand and off FEU-1025321
| | identified by scientist Quaternary Holocene recent Iberian Peninsula tidal marshes in North. Portugal FEU-1011335
| | identified by scientist Quaternary Holocene recent Iberian Peninsula tidal marshes in North. Portugal FEU-1011336
| | identified by scientist Quaternary Holocene recent Greater North Sea FEU-1023423
| |