Zygaena transalpina is a moth of the family Zygaenidae. Subspecies Subspecies include the following: Zygaena transalpina transalpina Zygaena transalpina alpina Boisduval, 1834 Zygaena transalpina altitudinaria Turati, 1910 Zygaena transalpina annae Aistleitner, 1979 Zygaena transalpina astragali (Borkhausen, 1793) Zygaena transalpina bavarica Burgeff, 1922 Zygaena transalpina centralis Oberthur, 1907 Zygaena transalpina centricataloniae Burgeff, 1926 Zygaena transalpina centripyrenaea Burgeff, 1926 Zygaena transalpina collina Burgeff, 1926 Zygaena transalpina curtisi Tremewan, 1961 Zygaena transalpina dufayi Dujardin, 1965 Zygaena transalpina emendata Verity, 1916 Zygaena transalpina gulsensis Daniel, 1954 Zygaena transalpina helvetica Bethune-Baker & Rothschild, 1921 Zygaena transalpina hilfi Reiss, 1922 Zygaena transalpina hippocrepidis Hübner, 1799 Zygaena transalpina intermedia Rocci, 1914 Zygaena transalpina jugi Burgeff, 1926 Zygaena transalpina latina Verity, 1920 Zygaena transalpina maritima Oberthur, 1898 Zygaena transalpina marujae Tremewan & Manley, 1965 Zygaena transalpina miltosa Candeze, 1883 Zygaena transalpina philippsi Romei, 1927 Zygaena transalpina provincialis Oberthur, 1907 Zygaena transalpina pseudoalpina Turati, 1910 Zygaena transalpina rupicola Rocci, 1936 Zygaena transalpina sorrentinaeformis Rocci, 1938 Zygaena transalpina splugena Burgeff, 1926 Zygaena transalpina subalticola Rocci, 1918 Zygaena transalpina tenuissima Burgeff, 1914 Zygaena transalpina tilaventa Holik, 1935 Zygaena transalpina xanthographa Germar, 1836 Distribution This species can be found from Germany to Croatia and Italy, and from Spain to Austria and Slovenia. It is more frequent at more than 2,000 meters of altitude in the Alps, especially in the Italian Alps and Italy, with the exception of Sicily and the Adriatic coast. Habitat This moth occurs in warm, dry climates, particularly on dry meadows, but also on flowering grasslands at higher elevations. Though the form astragali extends beyond 50° latitude, being still common near Mombach (Mainz), Darmstadt, etc. Southern Europe, especially Italy, must be considered the principal locality of the species, the forms here flying occurring from May to July in really surprising numbers; maritima flies in great abundance even in dull weather and till nightfall on the southern slopes of the Riviera, near Genoa, Pegli, Savona, etc., transalpina being likewise very common in the southern valleys of the Alps of Ticino, extending into the North Italian plains. Description The wingspan of Zygaena transalpina can reach about . The forewings are of a shining bluish-green, or of a blue-black, with three pairs of carmine-red spots for each wing (in some individuals of both sexes, the spots are only five ). The two spots on the base are oval. The hind wings are carmine red, with a black-blue border and a slightly darker