- Ephesiella abyssorum (Hansen, 1878)
- Sphaerodoridium balticum (Reimers, 1933)
- Sphaerodoridium claparedeii [auct. lapsus] accepted as Sphaerodoridium claparedii (Greeff, 1866)
- Sphaerodoridium claparedii (Greeff, 1866)
- Sphaerodoridium minutum (Webster & Benedict, 1887)
- Sphaerodoropsis baltica (Reimers, 1933) accepted as Sphaerodoridium balticum (Reimers, 1933)
- Sphaerodoropsis minuta (Webster & Benedict, 1887) accepted as Sphaerodoridium minutum (Webster & Benedict, 1887)
- Sphaerodorum flavum Ă–rsted, 1843 accepted as Sphaerodorum gracilis (Rathke, 1843)
- Sphaerodorum gracilis (Rathke, 1843)