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
perpaucī,¹⁴ æ, a,1 adj., très peu nombreux : Ter. Eun. 409 ; Cic. Rep. 4, 12 ; Verr. 2, 1, 75 ; Liv. 43, 11, 112 subst. m., perpauci Cic. Nat. 3, 75, très peu de gens