μελάμπυγος
From LSJ
Dante Alighieri, Paradiso, XXXIII, v. 145
English (LSJ)
ον,
A black-bottomed, considered a mark of manhood, Eub.61; a name of Heracles, μ. τοῖς ἐχθροῖς a very Heracles to them, Ar.Lys.802 (lyr.), cf. Hdt.7.216: prov., μή τευ μ. τύχης take care not to 'catch a Tartar', Archil.110. II of a kind of eagle, v. πύγαργος.