χαρτάριον
From LSJ
νᾶφε καὶ μέμνασο ἀπιστεῖν → keep a clear head and remember not to believe a thing (Epicharmus fr. 250)
English (LSJ)
τό, Dim. of χάρτης,
A small piece of papyrus, AP12.208 (Strat.), BGU466.12 (ii/iii A. D.), PMed. in PSI10.1180.50 (ii A. D.), etc.
German (Pape)
[Seite 1340] τό, dim. von χάρτης, Strat. 58 (XII, 216).