| # | Genus | Species | Author | Links |
|---|---|---|---|---|
| 1 | Sphaerowithius | ansieae | Harvey and Mahnert, 2015 | Data |
| 2 | Sphaerowithius | basilewskyi | (Beier, 1962) | Data |
| 3 | Sphaerowithius | perpusillus | (Ellingsen, 1910) | Data |
| 4 | Sphaerowithius | saegeri | (Beier, 1972) | Data |
| 5 | Sphaerowithius | salomonensis | (Beier, 1966) | Data |
| 6 | Sphaerowithius | vafer | (Beier, 1966) | Data |