γυμνόχρους
From LSJ
ὑπὸ δὲ τῆς φιλαυτίας παρηγμένοι ἄλογα φασὶν τὰ ζῷα ἐφεξῆς τὰ ἄλλα σύμπαντα → it is self-love which leads them to say that all the other animals without exception are non-rational
English (LSJ)
ὁ, ἡ,
A having the body naked, Nonn.D.7.124.
German (Pape)
[Seite 510] mit nackter Haut, Nonn. D. 7, 124.