| Scientific name | Authorship | Rank | Status | Images | |
|---|---|---|---|---|---|
| Galtarodes ragonoti | (Mabille, 1880) | species | Accepted | ||
| Garella basalis | Berio, 1966 | species | Accepted | ||
| Gastromega badia | (Saalmüller, 1878) | species | Accepted | ||
| Gastromega robusta | Lajonquière, 1972 | species | Accepted | ||
| Gastromega sordida | (Mabille, 1879) | species | Accepted | ||
| Gelasmodes malagasy | Viette, 1978 | species | Accepted | ||
| Gephyraspis contranota | Diakonoff, 1973 | species | Accepted | ||
| Gephyraspis insolita | Diakonoff, 1973 | species | Accepted | ||
| Gephyraspis lutescens | Diakonoff, 1960 | species | Accepted | ||
| Gesonia inscitia | (Swinhoe, 1885) | species | Accepted | ||
| Gesonia obeditalis | Walker, 1859 | species | Accepted | ||
| Gesonia stictigramma | Hampson, 1926 | species | Accepted | ||
| Ghesquierellana hirtusalis | (Walker, 1859) | species | Accepted | ||
| Ghuryx malagasella | Viette, 1985 | species | Accepted | ||
| Ghuryx perinetella | Viette, 1956 | species | Accepted | ||
| Ghuryx venosella | Viette, 1956 | species | Accepted | ||
| Gibeauxiella reliqua | (Gibeaux, 1986) | species | Accepted | ||
| Gigantoceras perineti | Viette, 1965 | species | Accepted | ||
| Gigantoceras voeltzkowi | Viette, 1965 | species | Accepted | ||
| Girida sporadica | (Prout L. B., 1932) | species | Accepted | ||
| Glyphipterix madagascariensis | Viette, 1951 | species | Accepted | ||
| Glyphodella quadrinalis | (Guenée, 1854) | species | Accepted | ||
| Glyphodella vadonalis | (Viette, 1958) | species | Accepted | ||
| Glyphodes boseae | Saalmüller, 1880 | species | Accepted | ||
| Glyphodes mijamo | Viette, 1989 | species | Accepted |