| Scientific name | Authorship | Rank | Status | Images | |
|---|---|---|---|---|---|
| Inferuncus toxochorda | (Meyrick, 1934) | species | Accepted | ||
| Infurcitinea marcunella | (Rebel, 1901) | species | Accepted | ||
| Ingolehmannia barthi | Pavlova et al., 2026 | species | Accepted | ||
| Ingolehmannia inversa | (Gaede, 1929) | species | Accepted | ||
| Ingolehmannia kravchenkoi | Pavlova et al., 2026 | species | Accepted | ||
| Ingolehmannia lenzi | Pavlova et al., 2026 | species | Accepted | ||
| Ingolehmannia lobanovorum | Pavlova et al., 2026 | species | Accepted | ||
| Ingolehmannia marykingsleyae | Pavlova et al., 2026 | species | Accepted | ||
| Ingolehmannia murzini | Pavlova et al., 2026 | species | Accepted | ||
| Ingolehmannia politzari | Pavlova et al., 2026 | species | Accepted | ||
| Inous nigripalpis | Walker, 1855 | species | Accepted | ||
| Interdelta intermedia | (Janse, 1937) | species | Accepted | ||
| Interdelta jansei | Hacker & Fibiger, 2001 | species | Accepted | ||
| Interdelta mediafricana | Berio, 1964 | species | Accepted | ||
| Inuncus juratae | Gaedike, 2013 | species | Accepted | ||
| Ioditis capnobactra | Meyrick, 1938 | species | Accepted | ||
| Ioditis mokwae | Razowski, 2013 | species | Accepted | ||
| Ipermarca monovittata | Berio, 1966 | species | Accepted | ||
| Iphigeniella prasina | Kiriakoff, 1962 | species | Accepted | ||
| Iranada turcorum | (Zerny, 1915) | species | Accepted | ||
| Iranada turcorum atrior | Wiltshire, 1977 | subspecies | Accepted | ||
| Iridoplitis iridescens | Kiriakoff, 1955 | species | Accepted | ||
| Iridoplitis theodorus | Kiriakoff, 1967 | species | Accepted | ||
| Irinympha aglaograpta | Meyrick, 1932 | species | Accepted | ||
| Isadelphina albistellata | Hampson, 1926 | species | Accepted |