Description: English: Plate 47. Description: Binomial in text. Black Arches Moth. Eggs, natural size and enlarged; caterpillars and chrysalids.: Lymantria monacha. Date: 1907. Source: The Moths of the British Isles. Author: Richard South.
Description: English: Two men applying glue to trees to prevent the spreading of the butterfly Lymantria monacha (Blach Arches). Picture taken during the outbreak in Sweden between 1898-1902. Svenska: Två män anbringar limringar på träd för att förhindra spridningen av fjärilen Lymantri monacha (Barrskogsnunna). Bilden tagen under utbrottet i Sverige mellan 1898-1902. Date: before 1902. Source: Lennart Welander: Stafsjö Järnväg (1978). Author: Unknown.