《徐霞客游记·粤西游日记三十八》
又向西一里，路北有岩石耸出峰头，薄得如一片云彩高擎在空中，上边有角一样忿出的东西，当地人说是犀牛，却不知犀牛是独角。
又西一里，路北有石耸出峰头，薄若片云擎空，上有歧角之物，土人指为犀牛，而不知犀乃独角也。
One mile further west, there are rocks protruding from the peak on the north side of the road, as thin as a cloud held high in the air, with something like a horn sticking out on the top, the locals said it was a rhinoceros, but they did not know that a rhinoceros has only one horn.