Flat red mite.
Euonymus leaf Japanese plane struck the red mite. Known as a pest of cacti, citrus, etc. aukuby houseplants. This is a very small insect - 0,25-0,4 mm in length, because of such small size it is very difficult to detect, in addition it does not form a web. Symptoms of this pest are white or yellowish spots. Peel the leaves mertveet and cracks, the leaves are deformed and twisted.
Control measures. Wiping the soap may not give positive results, so it is better to apply the insecticide spraying (fitoverm, Fufaev, aktellik).