| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Microspio mecznikowianus Claparede, 1870 |
Western Central Pacific, Northeast Atlantic, the Mediterranean and Indo-Pacific | ||
| Microspio minuta (Hartmann-Schröder, 1962) |
Eastern Pacific | ||
| Microspio paradoxa Blake, 1983 |
Eastern Pacific | ||
| Microspio pigmentata (Reish, 1959) |
Western Central Atlantic and Eastern Pacific |