| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Salmacina amphidentata Jones, 1962 |
Western Central Atlantic | ||
| Salmacina dysteri (Huxley, 1855) |
Circumglobal in warm seas | 1.5 | |
| Salmacina huxleyi (Ehlers, 1887) |
Sea frost | Western Central Atlantic | |
| Salmacina incrustans Claparède, 1870 |
Western Central Atlantic and the Mediterranean Sea | ||
| Salmacina tribranchiata (Moore, 1923) |
Fragile tube worm | Eastern Pacific |