| Label | Id | |
|---|---|---|
| Gnathophylleptum | 2822633 | |
| Gnathopleura | 322263 | |
| Godleyaceae | 1892260 | |
| Gomidesia | 375226 | |
| Gomphonema | 97226 | |
| Grimshawomyia | 1226674 | |
| Gynandrobrotica | 226767 | |
| Hamanumida | 442265 | |
| Hammerschmidtia | 226171 | |
| Hanseniella | 222657 | |
| Hapalosiphonaceae | 1892263 | |
| Harpacticidae | 512265 | |
| Harziella | 2081226 | |
| Heliocarya | 2267657 | |
| Heliochona | 2849226 |