μελάγχλαινος
From LSJ
κρατίστην εἶναι δημοκρατίαν τὴν μήτε πλουσίους ἄγαν μήτε πένητας ἔχουσαν πολίτας → the best democracy is that in which the citizens are neither very rich nor very poor (Thales/Plutarch)
English (LSJ)
ον,
A black-cloaked, Mosch.3.27 (glossed by διαυγής, Hsch.). II οἱ M., as pr. n. of a Scythian tribe, Hdt.4.20, etc.