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Kongsoya (Gillis Land, King Charles Island, Gilesoen, Bjorneoen, Kong Karl-Land, Kung Karls O, Jena Insel), Svalbard (Spitzbergen), Norway
latitude: 78.916702
longitude: 28.6667
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
| Plehnia arctica | 1898 or earlier | 75 m | "Helgoland" Expedition Römers and Schauginns 1898. | |
| Plehnia arctica | 1898 or earlier | 36 m | "Helgoland" Expedition Römers and Schauginns 1898. | |
| Notoplana kuekenthali | 1872 or earlier | 85 m | Swedish Spitzbergen Expedition 1872-1873. West Cape Arnesen. | |
| Notoplana kuekenthali | 1872 or earlier | 40 m | Swedish Spitzbergen Expedition 1872-1873. Between Jena and Abel Island. |