[2337]. Id. xxxvi. 45.
[2338]. This stone appears to have derived its name from a Sicilian river: Καλὸς δὲ λίθος καὶ ὁ ἀχάτης ὁ ἀπὸ τοῦ Ἀχάτου ποταμοῦ τοῦ ἐν Σικελίᾳ, καὶ πωλεῖται τίμιος. Theoph. de Lapid. § 31. Cf. Vib. Sequest. p. 3. Oberlin.
Cernitur egregius lapis hic, cui nomen achates:
Hoc dederat fluvius cujus generatur ad undas:
Hanc simulacra vides venis ostendere gemmam.
Priscian. Perieg. 502, sqq.
[2339]. Dioscor. v. 139. On the Coral of modern Sicily see Spallanzani, Travels, Introduction, vol. i. p. 36. Cf. Theoph. Hist. Plant. iv. 7. 3.
[2340]. Dioscor. i. 99.
[2341]. Athen. i. 6. vii. 53.
[2342]. Id. iii. 85.