Collecting site
Halsholmen, Finland
[there are several islands in Finland named Halsholmen (Halsholm), not sure this was the location Luther 1960 referenced]
latitude: 59.983299 59°58'59.88"N
longitude: 21.8333 21°49'59.88"E
[Precision of location: Alexandria Digital Library (with NGA GNDB data)]
[Site Named Here by name of island, bay, strait, lake, river, or stream, etc., named in source publication]
Collected here:
Macrostomum curvituba Luther, 1947 | prior to 1960 | | | |
Maehrenthalia dubia Ax, 1956 | Sep 3, 1956 | 1-1.5 m | | rinsed off Fucus. |
Strongylostoma elongatum spinosum Luther, 1950 | Sep 10, 1956 | 1-3 m | Schlittennetz | Halsholmsgrunden, Fucus, Chorda filum, Mytilus, etc. |