DISEASES OF THE TAIL 
495 
uncommon. Lehnhardt and Rosenbaum have seen vascular new growths 
on the tails of oxen. These sometimes start from the skin, sometimes 
Fig. 
185. 
Fig. 186. 
from the vertebrae of the tail, and produce ulceration, or they extend to 
the perineal connective tissue, and lead to obstruction of the bowel. 
