| Spiophanes bombyx (Claparède, 1870) |
| Spiophanes duplex (Chamberlin, 1919) |
| Spiophanes fimbriata Moore, 1923 |
| Spiophanes kroeyeri Grube, 1860 |
| Spiophanes lowai Solís-Weiss, 1983 |
| Spiophanes missionensis Hartman, 1941 |
| Spiophanes pigmentada Reish, 1959 |
| Spiophanes pigmentata Reish, 1959 |
| Spiophanes wigleyi Pettibone, 1962 |
| Streblospio Webster, 1879 |
| Streblospio benedicti Webster, 1879 |
| Streblospio gynobranchiata Rice & Levin, 1998 |
| Xandaros Maciolek, 1981 |
| Xandaros acanthodes Maciolek, 1981 |