From Henry F. Osborn’s 1904 paper about the forefoot (manus) of AMNH 965, then called “Morosaurus”, now identified as Camarasaurus. 
The paper begins with the frank, yet charming, sentence: “My previous figures and descriptions of the manus are all incorrect.”

From Henry F. Osborn’s 1904 paper about the forefoot (manus) of AMNH 965, then called “Morosaurus”, now identified as Camarasaurus

The paper begins with the frank, yet charming, sentence: “My previous figures and descriptions of the manus are all incorrect.”