Bresslauilla relicta Reisinger, 1929 | 1961 or earlier | | | rinsed of Fucus. |
Brinkmanniella macrostomoides Luther, 1948 | 1962 or earlier | | | |
Tvaerminnea karlingi Luther, 1943 | 1962 or earlier | | sand, Gyttja | |
Placorhynchus octaculeatus Karling, 1931 | Aug 1929 - Mar 1930 | | sand | Krogarviken Bay. Karling's teacher Professor Alex. Luther has observed this species in Krogarviken Bay. |
Acrorhynchus robustus Karling, 1931 | Jun 1929 | | | near the zoologischen Station. Depth about 75 cm. |
Thalassoplanella collaris Luther, 1946 | 1946 or earlier | 2-3 m | | shallow water. |
Strongylostoma elongatum spinosum Luther, 1950 | 1950 or earlier | 0.5 - 1.0 m | | im Brackwasser des Finnischen Meerbusens. 1 Ex. am Ufer von Krogarviken in cca 20 cm Tiefe; mehrere Ex. auf Chara tomentosa L. in Namnsholmssundet in etwa 1/2 - 1 m Tiefe. |
Bdellocephala punctata (Pallas, 1774) | Jun 19, 1946 | | | Krogarviken, unter Stein am Ufer, 3 cm langes Ex., (Purasjoki) [N. map area, p. 42 Luther 1961] |
Castrada (Castrada) lanceola (Braun, 1885) | 1963 or earlier | | | Umgebung der Zool. Station Tvärminne: Krogarviken; |
Strongylostoma elongatum spinosum Luther, 1950 | Jul 30, 1949 | 0.5 m | Sand mit Gyttja | innerster Teil der Bucht, am Aussenrand des Röhrichts |
Microdalyellia fusca (Fuhrmann, 1894) | 1955 or earlier | | | Umgebung, seichte Ufer des Finnischen Meerbusens bei Stensund, Kallvassa, Klobbviken, Bönholmsviken, Krogerviken und Syndalen. |