A number of the remains of animals were unearthed from Anup pond in Kyungzu during the repair work in March, 1975. To determine the species of animal origin and the ages and sexes of them, some judgement and morphological examination of the animal remains were conducted and the results obtained with the bone remains believed to be of horses are summarized as follow. 1. The total of the remains of horses excavated were 28 teeth and 9 pieces of bones. The bones were classified into on each of skull, humerus, radius, the first phalanx, femur and tibia, the remaining 3 pieces being cervical vertebrae. 2. The cranial bone was relatively in fair preservation and, on the whole, the gross appearance was quite similar to that of current Korean native horses. With the defacement of the teeth, the horse remains could be of a mare with the age less than 10 years. 3. The size of the appendicular skeletons were a bit smaller than that of Korean native horse at present. 4. The results obtained in the present study strongly indicated that the horse remains excavated from the An up pond could be of at least 2 or more horses.