Arteries of the pelvis and perineum, male urogenital system, shown in situ, in 2 numbered illustrations. 1 illustration of pelvis divided in sagital section, viscera removed, lumbar vertebrae and sacrum in sagital section, aorta and iliac arteries shown. Bladder reflected out of the pelvis. Penis and testis shown, medial view. 1 illustration of the perineum, superficial dissection to show muscles and arteries. Penis, testis, and anus shown, inferior view.