Isskär, Finland
latitude: 59.824799 59°49'29.28"N
longitude: 23.1984 23°11'54.24"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]
Gieysztoria cuspidata (Schmidt, 1861) | Jul 24, 1951 | Inseln Isskär, Spikarna. Wassertemp 28º C. | ||
Castrella (Castrella) truncata (Abildgaard, 1789) | 1955 or earlier |
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