| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Micrura achrostocephala Gibson, 1997 |
Northwest Pacific | ||
| Micrura akkeshiensis Yamaoka, 1940 |
Northwest Pacific | ||
| Micrura alaskensis Coe, 1901 |
Pacific Ocean and the Arctic | 60 | |
| Micrura bella (Stimpson, 1857) |
Northern Pacific | ||
| Micrura callima Sundberg & Gibson, 1995 |
Western Pacific | ||
| Micrura chlorapardalis Schwartz & Norenburg, 2005 |
Central Pacific | ||
| Micrura fasciolata Ehrenberg, 1831 |
Northeast Atlantic | ||
| Micrura ignea Schwartz & Norenburg, 2005 |
Central Pacific | ||
| Micrura magna Yamaoka, 1940 |
Northwest Pacific | ||
| Micrura pardalis unspecified |
Canada | ||
| Micrura rubramaculosa Schwartz & Norenburg, 2005 |
Central Pacific | ||
| Micrura uchidai Yamaoka, 1940 |
Northwest Pacific | ||
| Micrura verrilli Coe, 1901 |
Purple ribbon worm | Northeast Pacific | |
| Micrura wilsoni unspecified |
Canada |