| Scientific name | Authorship | Rank | Status | Images | |
|---|---|---|---|---|---|
| Achaea rufobrunnea | Strand, 1914 | species | Accepted | ||
| Achaea rufotincta | Strand, 1914 | species | Misapplied | ||
| Achaea russoi | Strand, 1918 | species | Accepted | ||
| Achaea saboeaereginae | Laporte, 1975 | species | Synonym | ||
| Achaea sarcopasa | Druce, 1912 | species | Synonym | ||
| Achaea schuetzei | Bryk, 1915 | species | Synonym | ||
| Achaea semiflava | Carcasson, 1965 | species | Accepted | ||
| Achaea semiluna | Saalmüller, 1891 | species | Synonym | ||
| Achaea senior | (Walker, 1858) | species | Synonym | ||
| Achaea seychellarum | Holland, 1896 | species | Synonym | ||
| Achaea seyrigi | Griveaud, 1981 | species | Accepted | ||
| Achaea signipennifera | (Strand, 1912) | species | Misapplied | ||
| Achaea sinistra | Mabille, 1880 | species | Synonym | ||
| Achaea sordida | (Walker, 1865) | species | Synonym | ||
| Achaea spectatura | Walker, 1858 | species | Synonym | ||
| Achaea stumpffi | Hampson, 1913 | species | Synonym | ||
| Achaea stumpffii | Saalmüller, 1880 | species | Accepted | ||
| Achaea subvariegata | Strand, 1914 | species | Misapplied | ||
| Achaea synethes | (Hampson, 1913) | species | Accepted | ||
| Achaea teterrima | (Hampson, 1913) | species | Accepted | ||
| Achaea thermopera | Hampson, 1913 | species | Accepted | ||
| Achaea thomensis | Prout A. E., 1927 | species | Synonym | ||
| Achaea tolnaodes | Berio, 1956 | species | Accepted | ||
| Achaea tornistigma | Prout A. E., 1921 | species | Accepted | ||
| Achaea trapezioides | (Saalmüller, 1891) | species | Misapplied |