 the senior-most of his pantheon), both aspects also being features of Roman Jupiter.How much doctrine (if any) the Romans borrowed remains unknown.The earliest traces of the cult of Jupiter Dolichenus appear in the early 2nd-century, perhaps as a by-product of contact between Roman and Commagenian troops during the allied Roman-Commagenian campaigns against the Kingdom of Pontus in 64 BC, but perhaps also as a product of greatly embellished (or even freely invented) travel accounts or "colportage" which circulated around the Mediterranean rim in the Hellenistic and early Roman periods.