Compsolechia petromorpha is a moth of the family Gelechiidae. It was described by Edward Meyrick in 1922. It is found in Peru and Amazonas, Brazil.[1]
The wingspan is about 12 mm for males and 14 mm for females. The forewings are uniform rather dark violet grey. The hindwings are dark grey, in males with a long light violet-grey hair-pencil lying in the median fold and reaching the end of the cell, and a shorter but denser light grey hair-pencil in the submedian fold.[2]