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| No. | Valid Name | Author | English Name |
| 1. | Foa brachygramma | (Jenkins, 1903) | Weed cardinalfish |
| 2. | Foa fo | Jordan & Seale, 1905 | Weedy cardinalfish |
| 3. | Foa hyalina | (Smith & Radcliffe, 1912) | Hyaline cardinalfish |
| 4. | Foa leisi | Fraser & Randall, 2011 | |
| 5. | Foa madagascariensis | Petit, 1931 | |
| 6. | Foa nivosa | Fraser & Randall, 2011 | |
| 7. | Foa winterbottomi | Fraser, 2020 | |
| 8. | Foa yamba | Fraser, 2014 |