| Nirodia belphegor | |
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| Genus: | Nirodia  Westwood, 1851 | 
| Species: | N. belphegor | 
| Binomial name | |
| Nirodia belphegor | |
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Nirodia belphegor is a butterfly species in the monotypic genus Nirodia, according to some authors it belongs to the family Lycaenidae [1] and according to others it belongs to the family Riodinidae. [2] It is endemic to Brazil.