ZITHA or ZEITHA(Ζείθα, Ptol. 5.18.6), a small place in Mesopotamia near the Euphrates, noticed by Ptolemy. It is in all probability the same as the Sitha of Zosimus (3.15).[V]
PONS ZITHA a station on the Roman road running along the coast-line of Syrtica, and a municipium. ( ...
Dictionary of Greek and Roman Geography