81Scitum inter Protogenen et eum quod accidit.A circumstance that happened to him in connection with Protogenes is worthy of notice.
‘Ab hoc,’ inquit Apelles adreptoque penicillo lineam ex colore duxit summae tenuitatis per tabulam.“Here he is,” was the reply of Apelles, and seizing a brush, he traced with colour upon the panel an outline of a singularly minute fineness.
…lineam ex colore duxit summae tenuitatis per tabulam.Plinius, Naturalis Historia 35.81



