| Imma quaestoria Meyrick, 1911 |
|
Meyrick E. 1921b. Descriptions of South African Micro-Lepidoptera. page: 110 |
| Indarbela tegula (Distant, 1897) |
Gauteng |
Distant W. L. 1897d. On a collection of Heterocera made in the Transvaal. page: 209 |
| Inous nigripalpis Walker, 1855 |
|
Walker F. 1855c. List of the Specimens of Lepidopterous Insects in the Collection of the British Museum. Part V.– Lepidoptera Heterocera. page: 1096 |
| Interdelta intermedia (Janse, 1937) |
Gauteng |
Janse A. J. T. 1937–1939. The Moths of South Africa. Volume III. Cymatophoridae, Callidulidae and Noctuidae (Partim). page: 144 |
| Interdelta intermedia (Janse, 1937) |
KwaZulu-Natal |
Janse A. J. T. 1937–1939. The Moths of South Africa. Volume III. Cymatophoridae, Callidulidae and Noctuidae (Partim). page: 144 |
| Interdelta intermedia (Janse, 1937) |
Mpumalanga |
Janse A. J. T. 1937–1939. The Moths of South Africa. Volume III. Cymatophoridae, Callidulidae and Noctuidae (Partim). page: 144 |
| Ischnobathra balanobola Meyrick, 1937 |
|
Meyrick E. 1937a. Exotic Microlepidoptera 5. page: 81 |
| Ischnobathra dormiens Meyrick, 1937 |
|
Meyrick E. 1937a. Exotic Microlepidoptera 5. page: 81 |
| Ischnocraspedus peracuta (Meyrick, 1920) |
|
Meyrick E. 1920c. Descriptions of South African Microlepidoptera. VI. page: 281 |
| Ischnophylla similicolor Janse, 1963 |
|
Janse A. J. T. 1963. The Moths of South Africa. VI. Gelechiadae. page: 247 |
| Ischnopsis angustella Walsingham, 1881 |
|
Walsingham Thomas de Grey 1881. On the Tortricidae, Tineidae and Pterophoridae of South Africa. page: 237 |
| Ischnopsis melanogma (Meyrick, 1908) |
Limpopo |
Meyrick E. 1908b. Descriptions of African Micro-Lepidoptera. page: 736 |
| Ischnopsis pilifera (Meyrick, 1921) |
|
Meyrick E. 1921b. Descriptions of South African Micro-Lepidoptera. page: 121 |
| Isidiella divitella (Constant, 1885) |
|
Meyrick E. 1909a. New South African Microlepidoptera. page: 357 |
| Islopha albicristata Warren, 1911 |
|
Warren W. 1911. Description of some new Geometridae and Pyralidae from South Africa. page: 28 |
| Islopha magna Mey, 2011 |
|
Mey W. 2011. Basic pattern of Lepidoptera diversity in southwestern Africa. page: 227 |
| Islopha magna Mey, 2011 |
Western Cape |
page: J. Heyns |
| Isocentris charopalis Swinhoe, 1907 |
|
Vári L., Kroon D. M. & Krüger M. 2002. Classification and checklist of the species of Lepidoptera recorded in Southern Africa. page: 100 |
| Isocentris charopalis Swinhoe, 1907 |
Limpopo |
page: Lepiforum |
| Isocentris charopalis Swinhoe, 1907 |
Mpumalanga |
page: J. Heyns |
| Isocentris filalis (Guenée, 1854) |
|
Staude H. S., Picker M. & Griffiths Ch. 2023. Southern African moths & their caterpillars. page: 118 |
| Isocrita eremasta Meyrick, 1914 |
|
Meyrick E. 1914b. Descriptions of South African Micro-Lepidoptera. page: 251 |
| Isocrita ithydoxa Meyrick, 1920 |
|
Meyrick E. 1920c. Descriptions of South African Microlepidoptera. VI. page: 291 |
| Isocrita phlyctidopa Meyrick, 1921 |
Limpopo |
Staude H. S., Picker M. & Griffiths Ch. 2023. Southern African moths & their caterpillars. page: 88 |
| Isocrita phlyctidopa Meyrick, 1921 |
Western Cape |
Staude H. S., Picker M. & Griffiths Ch. 2023. Southern African moths & their caterpillars. page: 88 |