Proclossiana eunonua (Esper, [ 1799])
 Proclossiana eunonua (Esper, [ 1799])

• TYPE LOCALITY. «Ostpreussen, Konigsberg» [Kaliningrad Region, Russia].

• RANGE. Temperate forest belt of the Holarctic.

• DISTRIBUTION AND VARIATION. The nominotypical subspecies (= aphirape (Hubner, 1800); = tomyris (Herbst, 1800)) inhabits the central and S. European parts, the N. Caucasus, andW. Siberia. The ssp. acidalia (Boeber, 1809) (= asiatica (Staudinger, 1901); = stromi Korshunov, 1997; = yakovleui Korb, 1999), distinguished from the nominotypical form by the smaller size and the delicate black marking of the UPS, occurs in the Altai and Sayan mountains, S. Siberia as well as the Amur and Ussuri regions. The ssp. ossiana (Herbst, 1800) (= Isabella (Tengstroem, 1869)) is distinguishable by the small size and the silvery colouration of the submarginal lunules on the UNH, inhabiting the North of the European part in the west to W. Chukotka, Kamchatka and the Far East (coasts of the Sea of Okhotsk) in the east. From the Novosibirsk Region, Siberia, the ssp. riamina Korshunov et Ivonin, 1997 has been described, but its status requires a revision.

• HABITATS AND BIOLOGY. Humid, often swampy meadows and/or the tundra, on mountain slopes up to 2,500 m a.s.l. Flight period: June to July. Host plants in Europe (Eckstein, 1913 and others): Viola palustris, Trollius, Thalictrum, Gaultheria, Pentaphylloides fruticosa, Andromeda polifolia; in the Urals and W. Siberia (Korshunov & Gorbunov, 1995; Korshunov, 1998): Vaccinium uliginosum, Bistorta mcyor, B. uiuipara. Linaria vulgaris, Melampyrum; in central Russia (Dantchenko & Nikolaevsky, in press): Bistorta major.


Photo and text: Guide to the BUTTERFLIES OF RUSSIA and adjacent territories Volume 2. PENSOFT, Sofia - Moscow. 2000

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