《论衡·卷十七·指瑞篇》
《春秋》上说： 有人在鲁国西部打猎，获得一头死麒麟，有人把这件事告诉了孔子。
《春秋》曰： 西狩获死驎。 
It is said in the  Spring and Autumn Annals : Someone hunted in the western part of the State of Lu, and got a dead unicorn. Someone told Confucius about this.