The Ruby Tiger (Phragmatobia fuliginosa) is a moth of the family Arctiidae. It is found in Europe. There are a number of recognized subspecies, such as P. f. melitensis in Malta and P. f. borealis in Scotland.
The wingspan is 35–45 mm. The moth flies from May to August depending on the location.
The caterpillars feed on various herbaceous plants.
- Phragmatobia fuliginosa borealis (Staudinger, 1871) (northern regions of Eurasia)
- Phragmatobia fuliginosa melitensis O.Bang-Haas, 1927 (Malta)
- Phragmatobia fuliginosa paghmani Lének, 1966 (Transcaucasia: Azerbaijan; Iran; northern Iraq; Afghanistan; Central Asia; southern Kazakhstan; China: western Xinjiang)
=nawari Ebert, 1973 (is only a darker mountain form)
- Phragmatobia fuliginosa pulverulenta (Alpheraky, 1889) (China: eastern Xinjiang, Qinghai, Nei Mongol; southern aimaks of Mongolia; south-eastern Kazakhstan, partly)
=dalii Packard, 1870