ἐξ ὀνύχων λέοντα τεκμαίρεσθαι → judge by the claws, judge by a slight but characteristic mark, small traits give the clue to the character of a person, deduce something from a small indication, identify a lion from its claws
Sĕgĕtĭa: ae, f. id.,
I a goddess that protects the standing crops, Macr. S. 1, 16; Aug. Civ. Dei, 4, 8; called also Sĕgesta, Plin. 18, 2, 2, § 8; cf. Becker, Antiq. vol. 4, p. 15.