Collecting site
north flat (Nordwatt), Helgoland Island, Germany
latitude: 54.200001 54°12'0"N
longitude: 7.895833 7°53'45"E
[Precision of location: gauged from chart or map]
[Site Named Here by name of island, bay, strait, lake, river, or stream, etc., named in source publication]
Collected here:
Philactinoposthia helgolandica | Oct 1964 | | shell | museum specimen number: SMF 3331-34 |
Postmecynostomum pictum | Aug 1963 | | shell | detritus rich |
Proschizorhynchus helgolandicus | 1938 or earlier | | fine sand | au N.E. de la dune, sable quarrtzeux fin assez pur, jusq'a environ 1.5 m au-dessous du niveau des basses mers. |