Tangs show that the shaft was a reed, sockets show that it was of wood.
In addition to the absence of prehensile power in their tails, douroucoulis, also known as night-apes, are distinguished by their large eyes, the sockets of which occupy nearly the whole front of the upper part of the skull, the partition between the nostrils being in consequence narrower than usual.
The goal, which is well preserved at the upper end, is similar to that at Olympia; it consists of a sill of stone sunk level with the ground, with parallel grooves for the feet of the runners at starting, and sockets to hold the posts that separated the spaces assigned to the various competitors, and served as guides to them in running.
Inscriptions of Lugal-zaggisi and Lugal-kigub-nidudu, kings of Erech and Ur respectively, and of other early pre-Semitic rulers, on door-sockets and stone vases, show the veneration in which the ancient shrine was then held and the importance attached to its possession, as giving a certain stamp of legitimacy.
This joint is durable, secure and easily made; it allows for expansion and by its use the risk of pipe sockets being cracked is avoided.