Asperilla Koken, 1896 † (original description)
Bellerophon (Cymbularia) Koken, 1896 † accepted as Cymbularia Koken, 1896 † (original description)
Bellerophon (Sinuites) Koken, 1896 † accepted as Sinuites Koken, 1896 † (original description)
Bucania crassa Koken, 1896 † accepted as Megalomphala crassa (Koken, 1896) † (original description)
Bucania cycloides Koken, 1896 † accepted as Megalomphala cycloides (Koken, 1896) † (original description)
Bucania gracillima Koken, 1896 † (original description)
Bucania oelandica Koken, 1896 † (original description)
Bucaniella carina (Beuschausen, 1884) † (basis of record)
Bucaniella decurrens (Eichwald, 1860) † (new combination reference)
Bucaniella jugata Koken, 1896 † accepted as Tetranota jugata (Koken, 1896) † (original description)
Bucaniella lineata Koken, 1896 † (original description)
Eccyliomphalus septiferus F. Schmidt, 1858 † accepted as Eccyliopterus increscens (Eichwald, 1840) † (source of synonymy)
Eccyliopterus tolli Koken, 1896 † accepted as Lesueurilla tolli (Koken, 1896) † (original description)
Ectomaria Koken, 1896 † (original description)
Euomphalus carinifer Koken, 1896 † accepted as Euomphalopterus carinifer (Koken, 1896) † (original description)
Euomphalus gradatus Koken, 1896 † accepted as Palaeomphalus gradatus (Koken, 1896) † (original description)
Holopea eichwaldi Koken, 1896 † (original description)
Lytospira Koken, 1896 † (original description)
Maclurea infundibulum Koken, 1896 † accepted as Lesueurilla infundibulum (Koken, 1896) † (original description)
Pleurotomaria (Euryzone) Koken, 1896 † accepted as Euryzone Koken, 1896 † (original description)
Pleurotomaria inflata Koken, 1896 † accepted as Deaechospira inflata (Koken, 1896) † (original description)
Raphistomatidae Koken, 1896 † (original description)
Sinuites angustus Koken, 1896 † (original description)
Sinuites naviculoides Koken, 1896 † (original description)
Temnodiscus Koken, 1896 † (original description)
Temnodiscus accola Koken, 1896 † (original description)
Temnodiscus lamellifer (Lindström, 1884) † (basis of record)
Temnodiscus obliquus (Lindström, 1884) † accepted as Cyrtolites obliquus Lindström, 1884 † (new combination reference)
Temnodiscus tumidus Koken, 1897 † accepted as Pharetrolites tumidus (Koken, 1897) † (original description (unavailable nomenclaturally))

Estonia for Bucania crassa Koken, 1896 † 
Estonia for Bucania cycloides Koken, 1896 † 
Estonia for Eccyliopterus tolli Koken, 1896 † 
Estonia for Euomphalus carinifer Koken, 1896 † 
Estonia for Euomphalus gradatus Koken, 1896 † 
Estonia for Holopea eichwaldi Koken, 1896 † 
Estonia for Temnodiscus accola Koken, 1896 † 
Norway for Euomphalus carinifer Koken, 1896 † 
Sweden for Maclurea infundibulum Koken, 1896 † 
Sweden for Pleurotomaria inflata Koken, 1896 † 

 Nomenclature

 for Oxydiscus suecicus Koken, 1897 †

Unavailable from Koken (1896: 393) - no description [details]

 Nomenclature note

 for Bucaniella inflata Koken, 1897 †

Unavailable from Koken (1896: 392) - nomen nudum [details]