Page:Parasaurolophus walkeri, a new genus and species of trachodont dinosaur.pdf/36

32 Impressions of the skin also were found in several parts of the body: they all exhibited the usual tuberculated structure, but in no case revealed any of the acorn-like elevations seen in other trachodonts. Apparently the skin was uniformly tuberculated, but it is impossible to say that this condition maintained over the whole animal.