| Danorhynchus gosoeensis Karling, 1955 | summer 1954 | 35 m |  | Kristineberg, Gasörännan, Weichboden mit Pennatula in etwa 35 m Tiefe. | 
| Acmostomum dioicum Metschnikoff, 1865 | 1955 or earlier |  | seaweed | common on the West Coast of Scandinavia. | 
| Syndesmis echinorum Francois, 1886 | prior to 1926 |  |  | found with Echinus species. | 
| Graffilla buccinicola Jameson, 1897 | prior to 1926 |  |  | found with Neptunea antiqua, and Buccinum undatum. | 
| Psammopolycystis falcata Karling, 1956 | 1956 or earlier | 35 m |  | Kristineberg, Fjolbrotten, aus Bruchschill. | 
| Psammopolycystis bredungensis Karling, 1956 | 1956 or earlier | 35 m | clay | Kristineberg, near Bredungen, St. Bornö and Gasörännan in Lehmboden (loamy clay). | 
| Xenocicerina gracilis Karling, 1956 | 1956 or earlier |  |  | Westblad, no depth or substrate mentioned. | 
| Nannorhynchides herdlaensis (Karling, 1956) | 1956 or earlier |  |  | In soft bottoms, especially with Zostera in shallow areas, Westblad. | 
| Nannorhynchides herdlaensis (Karling, 1956) | 1956 or earlier | 5-10 m | mud (Lehmboden) | Kristineberg, Kristinebergsviken. | 
| Bradynectes sterreri Rieger, 1971 | 1971 or earlier |  |  | 13 specimens (3 juveniles). |