| Pseudonacaduba | |
|---|---|
 | |
| Pseudonacaduba sichela | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Lepidoptera |
| Family: | Lycaenidae |
| Subfamily: | Polyommatinae |
| Tribe: | Polyommatini |
| Genus: | Pseudonacaduba Stempffer, 1942 |
Pseudonacaduba is a genus of butterflies in the family Lycaenidae.
Polyommatini is a tribe of lycaenid butterflies in the subfamily of Polyommatinae. These were extensively studied by Russian novelist and lepidopterist Vladimir Nabokov.
Pseudonacaduba sichela, the African line blue, dusky line blue or dusky blue, is a butterfly of the family Lycaenidae. It is found in Africa, south of the Sahara.