S. juzepczukii Buk.
Holotypus: ź╣ 1166, Peru, Pomacanchi, reproduced near Leningrad 8 IX 1928, from number ╣ 3355, leg.: V.S. Lekhnovich╗ (WIR).
 
Paratypus: ź╣1641, Bolivia: Tiahuanaco, Titicaca, reproduced near Leningrad, 4674/3601, leg.: S.Juzepczuk╗ (WIR).