While Hua Yang Kuo Chih holds the oldest reference to a Chinese dinosaur fossil, in books about ancient medicine there are also often references made to "dragon bones." Although recent investigations have shown that most of these were the bones of large mammals (such as rhinos, elephants, deer, cows and horses), one needn't eliminate the possibility that some of these were dinosaur bones.
＜華陽國志＞是中國最早的恐龍化石紀錄，而藥典史籍上也有很多「龍骨」的記載，雖經後人考證，這些骨頭多是大型哺乳類動物（如犀、象、鹿、牛、馬）的化石，但也不排除其中夾雜恐龍骨的可能性。