| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Saccoglossus apatensis Thomas, 1956 |
Eastern Indian Ocean | ||
| Saccoglossus aulakoeis Thomas, 1968 |
Eastern Indian Ocean | ||
| Saccoglossus borealis Okuda & Yamada, 1955 |
Northwest Pacific | ||
| Saccoglossus bromophenolosus King, Giray & Kornfield, 1994 |
Northwest Pacific and Atlantic | ||
| Saccoglossus caraibicus (van der Horst, 1924) |
Western Central Atlantic | ||
| Saccoglossus gurneyi (Robinson, 1927) |
Western Indian Ocean and the Mediterranean | ||
| Saccoglossus horsti Brambell & Goodhart, 1941 |
Northeast Atlantic | ||
| Saccoglossus hwangtauensis Si & Kwang-Chung, 1935 |
Huang Island long-snouted worm | Northwest Pacific | 30 |
| Saccoglossus inhacensis van der Horst, 1934 |
South Africa | ||
| Saccoglossus kowalevskii (Agassiz, 1873) |
Helical acorn worm | Northern Pacific | |
| Saccoglossus madrasensis Rao, 1957 |
Indian Ocean | ||
| Saccoglossus mereschkowskii (Wagner, 1885) |
Northeast Atlantic, Northern Pacific, Arctic Ocean and the Mediterranean | ||
| Saccoglossus otagoensis (Benham, 1899) |
Southwest Pacific | ||
| Saccoglossus porochordus Cameron, Deland & Bullock, 2012 |
Eastern Central Pacific | ||
| Saccoglossus pusillus (Ritter, 1902) |
Pacific Ocean | ||
| Saccoglossus pygmaeus Hinrichs & Jacobi, 1938 |
Northeast Atlantic | ||
| Saccoglossus ruber Tattersall, 1905 |
Northeast Atlantic | ||
| Saccoglossus sulcatus (Spengel, 1893) |
Northwest Pacific |