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
|  |