λίθαξ
From LSJ
Cicero, Tusculanarum Disputationum, I.45.109
English (LSJ)
ᾰκος, ὁ, ἡ,
A stony, λίθακι ποτὶ πέτρῃ Od.5.415. II as fem. Subst., = λίθος, Arat.1112, Orph.A.613; κωφὴ λ., of a gravestone, AP7.392 (Heraclid. Sinop.); of a precious stone, Man.6.343; λ. τρητὴν σπόγγῳ ἐειδομένην, of the pumice-stone, AP6.66 (Paul. Sil.). 2 in pl., stony land, Epic.in Arch.Pap.7.10, v.l. in Nic. Th.150; cf. ἕρμαξ.