Anthreptes is a genus of birds in the sunbird family, Nectariniidae. It usually contains the following species: * Plain-backed sunbird, Anthreptes reichenowi * Anchieta's sunbird, Anthreptes anchietae * Plain sunbird, Anthreptes simplex * Brown-throated sunbird, Anthreptes malacensis * Grey-throated sunbird, Anthreptes griseigularis * Red-throated sunbird, Anthreptes rhodolaemus * Mangrove sunbird, Anthreptes gabonicus * Western violet-backed sunbird, Anthreptes longuemarei * Eastern violet-backed sunbird, Anthreptes orientalis * Uluguru violet-backed sunbird, Anthreptes neglectus * Violet-tailed sunbird, Anthreptes aurantius * Grey-chinned sunbird, Anthreptes rectirostris * Banded green sunbird, Anthreptes rubritorques * Little green sunbird, Anthreptes seimundi