Of this we possess considerable fragments, especially the account of the grammarians, and the lives of Terence, Horace, and Pliny. peri episaemon pornon, an account of those courtesans who had become renowned through their wit, beauty, or genius. De Vitiis Corporalibus, a list of bodily defects, written perhaps to supplement the medical works of Celsus and Scribonius Largus.