•RANGE. Palaearctic (south),
Afrotropical, Oriental and Australian regions.
•DISTRIBUTION AND VARIATION. Active
migrant, migratory specimens often observed in Middle Asia (Kopet-Dagh, Turan
up to Aral Sea), also recorded in Transcaucasia (Nakhichevan and Lenkoran).
•HABITATS AND BIOLOGY. Open landscapes
such as valleys, deserts and/or borders of riparian forests. Flight period:
individual specimens in spring (April to May) but in September to October much
more numerous. Host plants (Ackery & Vane-Wright, 1984): different species
of Asclepiadaceae: Asclepias, Cynanchum,
Gomphocarpus, Metaplexis, etc.
• RANGE. Ussuri region, Sakhalin; N.
India and Nepal to Tibet, Indo-China, Taiwan, Korea and Japan.
•DISTRIBUTION AND VARIATION. Occurring locally in the S. and central
Ussuri regions and Sakhalin, where obviously represented by the ssp. niphonica (Moore, 1883).
•HABITATS AND BIOLOGY. Mixed deciduous
and/or mountain forests up to 1,000 m a. S.I. Flight period: often in August to
September but individual specimens in April to May. Host plant in the S. Ussuri
region (Dantchenko & Nikolaevsky, in press): Metaplexis japonica.