Authors were observing a case of infection with Thelazia callipaeda in Korean girl, on 11th Sep. in 1971. The case was 23 years old Korean girl who visited with the complaints of foreign body sensation and lacrimation in right eye. The worm had slender creamy white which was fixed in 10 percent formaline solution. The worm is 10.5mm in length, 0.5mm in body diameter. The oral end in provided with a chitinoid capsule. Esophagus moderately short, tail blunt, poserior extremity had a distinctly recurved. Spicules dissimilar, left spicule is 0.1mm in length, and right spicule is 0.08 mm in length.