| Nominal Species (n = 16) | Present allocation (n = 16) | Ref. |
|---|---|---|
| Clavodorum adriaticum Katzmann, 1973 | Clavodorum adriaticum | 3477 |
| Ephesia antarctica McIntosh, 1885 | Ephesiella antarctica | 3477 |
| Ephesiella bipapillata Kudenov, 1987 | Ephesiella bipapillata | 7866 |
| Ephesiella cantonei Mollica, 1994 | Ephesiella cantonei | 3477 |
| Clavodorum clavatum Fauchald, 1972 | Clavodorum clavatum | 8159 |
| Sphaerephesia fauchaldi Kudenov, 1987 | Sphaerephesia fauchaldi | 7866 |
| Sphaerodorum gracilis Treadwell | Sphaerodorum gracilis | 19 |
| Euritmia hamulisetosa Sarda-Borroy, 1987 | Euritmia hamulisetosa | 3477 |
| Sphaerephesia longisetis Fauchald, 1972 | Sphaerephesia longisetis | 8159 |
| Ephesiella mammifera Fauchald, 1974 | Ephesiella mammifera | 8159 |
| Clavodorum mexicanum Kudenov, 1987 | Clavodorum mexicanum | 7866 |
| Sphaerodorum ophiurophoratos Martin & Alvà, 1988 | Sphaerodorum ophiurophoratos | 7866 |
| Sphaerodorum papillifer Moore, 1909 | Sphaerodorum papillifer | 8159 |
| Sphaerephesia similisetis Fauchald, 1972 | Sphaerephesia similisetis | 8159 |
| Sphaerodoridium simplex Amoureux, Rullier & Fishelson, 1978 | Sphaerodoridium simplex | 2663 |
| Sphaerodoropsis vittori Kudenov, 1987 | Sphaerodoropsis vittori | 7866 |