Παρθένιος
From LSJ
ἐν πιθήκοις ὄντα δεῖ εἶναι πίθηκον → in Rome we do as the Romans do | when in Rome, do as the Romans do | when in Rome, do as the Romans | when in Rome, do like the Romans do | when in Rome | being among monkeys one has to be a monkey
English (Autenrieth)
a river in Paphlagonia, Il. 2.854†.
Russian (Dvoretsky)
Παρθένιος: ὁ Партений (река в Пафлагонии) Hom. etc.