Holotype: 1 ♂, PERU, Dept. Puno, 85 km W Puno, Cerro Huajrapata, 6.iv.1987, 4700 m, O. Karsholt, genitalia slide RA700 male (ZMUC).
type genitalia preparation:
Zoological Museum, Natural History Museum of Denmark, Copenhagen (ZMUC)
The species name is derived from Latin niveus (snowy, of snow, snow-white) in reference to the irregularly scattered grey-white scales on forewing apex (like melting snowflakes on grey background). It should be also mentioned, that this amazing new species occurs close to the Andean snowline.