Δελφῖνα νήχεσθαι διδάσκεις: ἐπὶ τῶν ἐν ἐκείνοις τινὰ παιδοτριβούντων, ἐν οἷς ἤσκηται → Teaching dolphins to swim: is applied to those who are teaching something among people who are already well versed in it
sĭgillārĭārĭus: ii, m. Sigiliaria, II. A.,
I a maker of images, Inscr. Orell. 4280. —Also called SIGILLARIVS, Inscr. Orell. 4279; and SIGILLATOR FIGVLVS, ib. 4191.
sĭgillāriārĭus, ĭī, m. (sigillum), fabricant de statuettes : CIL 6, 9895.