μέτερρος
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)
Aeol. for μέτριος, Lyr.Adesp.66, cf. EM587.12.
Greek (Liddell-Scott)
μέτερρος: Αἰολ. ἀντὶ τοῦ μέτριος, Ἐτυμ. Μέγ. 587. 12.