Altenia mersinella is a moth of the family Gelechiidae. It is found on Cyprus[1] and in Turkey, Syria and the Palestinian Territories.
The wingspan is about 13 mm. The forewings are white, partially freckled greyish-ochreous with black markings. There is an elongate spot on the costa at the base, a semi-fusiform spot before the middle, and a semi-oval spot beyond the middle. There are trifurcate marks in disc at one-third and two-thirds, the second connected with third the costal spot. There are a few blackish specks around the apical margin. The hindwings are grey-whitish.[2]