Guangyun (Guangyun) and Jiyun (Jiyun) state it is pronounced huan. Sometimes also written in a variant form (huan). It refers to a type of goat with thin horns. Yupian (Yupian) describes it as a wild beast resembling a sheep with a ferocious temperament. The Commentary on the Biography of Ma Rong in the History of the Later Han (Hou Hanshu) states that wan di refers to a wild sheep. Dictionaries write it as huan, which is interchangeable with wan. Zi Collection, Middle Volume Radical: Sheep (yáng) Page 601, Entry 08