occulting it and then again receding from it. This can best be observed when they are mirrored in a basin of water. The moon is eclipsed when she falls into the earth's shadow : for which reason it is only at the full moon that an eclipse happens [and not always then], although she is in opposition to the sun every month ; because the moon moves in an oblique orbit, diverging in latitude relatively to the orbit of the sun, and she accordingly goes farther to the north or to the south. When, however, the moon's motion in latitude has brought her into the sun's path through the zodiac, and she thus comes diametrically opposite to the sun, there is an eclipse. Now the moon is in latitude right on the zodiac, when she is in the constellations of Cancer, Scorpio, Aries and Taurus : so Posidonius and his followers tell us. The deity, say they, is a living being, immortal, rational, perfect or intelligent in happiness, admitting nothing evil [into him], taking providential care of the world and all that therein is, but he is not of human shape. He is, however, the artificer of the universe and, as it were, the father of all, both in general and in that particular part of him which is all-pervading, and which is called many names according to its various powers. They give the name Dia (Atu) because all things are due to (Sid) him ; Zeus (Zrjva) in so far as he is the cause of life ((rfv) or pervades all life ; the name Athena is given, because the ruling part of the divinity extends to the aether ; the name Hera marks its extension to the air ; he is called Hephaestus since it spreads to the creative fire ; Poseidon, since it stretches to the sea ; Demeter, since it reaches to the earth. Similarly men have