Aristotelia cosmographa is a moth of the Gelechiidae family. It was described by Meyrick in 1917. It is found in Peru. The wingspan is 11-12 mm. The forewings are brownish-ochreous or deep yellow-ochreous, the costal edge suffused with dark fuscous and with an oblique interrupted silvery-white streak near the base. There are three white streaks from the costa terminated by silvery-metallic subdorsal spots, the first from one-fourth, oblique, edged anteriorly with blackish suffusion, the second from the middle, direct, the third from four-fifths, inwardly oblique, the second and third connected by a suffused blackish streak in the disc, a spot of silvery-white suffusion beneath the costa between the first and second connected with the costa by a white strigula. There is a white dot on the a