Species list for Orstom
| Taxon | Author | Action | Last updated |
|---|---|---|---|
| 1. Orstom aoupinie | Raven, 1994 | Catalog | - - |
| 2. Orstom chazeaui * | Raven & Churchill, 1994 | Catalog | - - |
| 3. Orstom hydratemei | Raven & Churchill, 1994 | Catalog | - - |
| 4. Orstom macmillani | Raven, 1994 | Catalog | - - |
| 5. Orstom tropicus | Raven, 1994 | Catalog | - - |
| 6. Orstom undecimatus | Raven, 1994 | Catalog | - - |