| Omphax bacoti Prout L. B., 1912 |
North-West |
Janse A. J. T. 1933–1935. The Moths of South Africa. Volume II. Geometridae (concluded). page: 336 |
| Omphax bilobata Janse, 1935 |
KwaZulu-Natal |
Janse A. J. T. 1933–1935. The Moths of South Africa. Volume II. Geometridae (concluded). page: 338 |
| Omphax bilobata Janse, 1935 |
Eastern Cape |
page: Q. Grobler |
| Omphax idonea Prout L. B., 1916 |
Mpumalanga |
Janse A. J. T. 1933–1935. The Moths of South Africa. Volume II. Geometridae (concluded). page: 335 |
| Omphax idonea Prout L. B., 1916 |
Gauteng |
Prout L. B. 1916c. New African Geometridae. page: 276 |
| Omphax leucocraspeda Prout L. B., 1912 |
Mpumalanga |
Janse A. J. T. 1933–1935. The Moths of South Africa. Volume II. Geometridae (concluded). page: 333 |
| Omphax leucocraspeda Prout L. B., 1912 |
Limpopo |
page: H. Roland |
| Omphax leucocraspeda Prout L. B., 1912 |
Northern Cape |
Prout L. B. 1912b. Lepidoptera Heterocera, fam. Geometridae, subfamily Hemitheinae. – In: Wytsman, Genera Insectorum 129. page: 196 |
| Omphax leucocraspeda Prout L. B., 1912 |
Free State |
Prout L. B. 1912b. Lepidoptera Heterocera, fam. Geometridae, subfamily Hemitheinae. – In: Wytsman, Genera Insectorum 129. page: 196 |
| Omphax leucocraspeda Prout L. B., 1912 |
Gauteng |
Prout L. B. 1912b. Lepidoptera Heterocera, fam. Geometridae, subfamily Hemitheinae. – In: Wytsman, Genera Insectorum 129. page: 196 |
| Omphax leucocraspeda Prout L. B., 1912 |
North-West |
Janse A. J. T. 1933–1935. The Moths of South Africa. Volume II. Geometridae (concluded). page: 333 |
| Omphax modesta (Warren, 1897) |
|
Warren W. 1897a. New genera and species of moths from the Old-World regions in the Tring Museum. page: 32 |
| Omphax plantaria Guenée, 1858 |
North-West |
Janse A. J. T. 1933–1935. The Moths of South Africa. Volume II. Geometridae (concluded). page: 331 |
| Omphax plantaria Guenée, 1858 |
|
Warren W. 1894a. New genera and species of Geometridae. page: 389 (as subaspersa) |
| Omphax plantaria Guenée, 1858 |
Limpopo |
Janse A. J. T. 1933–1935. The Moths of South Africa. Volume II. Geometridae (concluded). page: 331 |
| Omphax plantaria Guenée, 1858 |
Gauteng |
Janse A. J. T. 1933–1935. The Moths of South Africa. Volume II. Geometridae (concluded). page: 331 |
| Omphax plantaria Guenée, 1858 |
Mpumalanga |
Janse A. J. T. 1933–1935. The Moths of South Africa. Volume II. Geometridae (concluded). page: 331 |
| Omphax plantaria Guenée, 1858 |
KwaZulu-Natal |
Janse A. J. T. 1933–1935. The Moths of South Africa. Volume II. Geometridae (concluded). page: 331 |
| Omphax plantaria plantaria Guenée, 1858 |
|
page: MGCL |
| Omphax trilobata Janse, 1935 |
Eastern Cape |
page: TMSA |
| Omphax trilobata Janse, 1935 |
KwaZulu-Natal |
Janse A. J. T. 1933–1935. The Moths of South Africa. Volume II. Geometridae (concluded). page: 339 |
| Omphax vicinitaria (Wallengren, 1863) |
KwaZulu-Natal |
Janse A. J. T. 1933–1935. The Moths of South Africa. Volume II. Geometridae (concluded). page: 337 |
| Omphax vicinitaria (Wallengren, 1863) |
|
Wallengren H. D. J. 1863a. Lepidopterologische Mittheilungen. III. page: 150 |
| Onebala probolaspis Meyrick, 1929 |
|
Meyrick E. 1929d. Exotic Microlepidoptera 3. page: 509 |
| Onebala semiluna Janse, 1954 |
|
Janse A. J. T. 1954. The Moths of South Africa. V. Gelechiadae. page: 394 |