A newly discovered biodiversity hotspot of many-plumed moths in the Mount Cameroon area: first report on species diversity, with description of nine new species (Lepidoptera, Alucitidae).

Fifteen species of many-plumed moths are recorded from the Mount Cameroon area, SW Cameroon, West Africa. Nine species: Ustjuzhanin & Kovtunovich, , Ustjuzhanin & Kovtunovich, , Ustjuzhanin & Kovtunovich, , Ustjuzhanin & Kovtunovich, , Ustjuzhanin & Kovtunovich, , Ustjuzhanin & Kovtunovich, , Ustjuzhanin & Kovtunovich, , Ustjuzhanin & Kovtunovich, , and Ustjuzhanin & Kovtunovich, , are described as new for science. Four species are recorded as new from Cameroon: , , , and . By these records, the Mount Cameroon area has become the richest known Afrotropical locality for the Alucitidae, highlighting its tremendous value for biodiversity conservation.