《太平广记·卷二百七十二·妇人三》
驾车的是青色双蹄的牛，每天能走三百里路，是尸涂国进献给朝廷的。
驾青色骈蹄之牛，日行三百里。此牛尸涂国所献，足如马蹄也。
The carriage was drawn by a green ox with two hooves, capable of covering three hundred li every day, and which had been presented to the imperial court by the Kingdom of Shitou.