Phostria euryleucalisPhostria euryleucalis is a species of moth in the family Crambidae. It was described by George Hampson in 1918. It is found in Peru.DescriptionThe wingspan is about 42 mm. The forewings are dark brown with a cupreous gloss and hyaline stripes in and below the cell, as well as a spot above the base of vein 2, which is slightly irrorated with brown. There is a broad oblique white band from below the costa beyond the middle to above the tornus. The hindwings are hyaline, the veins streaked with dark brown. There is a rather narrow dark brown terminal band with a cupreous gloss, narrowing to a point at the tornus.