A revision of the Xestia (Radddea) alexis (Kozhanchikov, 1928) species-group with a checklist of subgenus Raddea Alphйraky, 1892 and description of wingless females (Lepidoptera, Noctuidae, Noctuinae)

Kononenko V.S., Volynkin A.V., Matov A.Yu.

Zootaxa 2012; 3590: 51-62