Some literature works say Cancong is the first king of the ancient Shu, but archeology detections prove that it has a closer relationship with toad rather than silkworm.

• 摘要文献记载“蜀先称王者为‘蚕丛’”，但考古发现却证明，与蜀王有关的是“蟾”，而不是“蚕”。