Rhodostrophia jacularia (Hubner, 1813) (Lepidoptera: Geometridae) in Transbaikalia

Rhodostrophia jacularia Hb. is a Euro-Siberian steppe species from Sterrhinae subfamily. The areal of Rh. jacularia covers Central Europe and Asia and extends to Inner Mongolia (China). In Transbaikalia this species inhabits the steppes of Selenga and Onon Dauria and can be found in places where Goniolimon speciosum (L.) Boiss. grows. It is forage plant for Rh. jacularia caterpillars. Life cycle of Rh. jacularia is characterized by egg overwintering, caterpillar development in spring, pupation in late May, adult emergence in early summer, mating and oviposition in late June - early July