The Birth of Venus Dorotheus". Pliny also noted a second painting by Apelles of Venus "superior even to his earlier one," that had been begun by artist but left unfinished. The Roman images in various media showing the new-born Venus in a giant shell may well be crude derivative versions of these paintings. Botticelli could not have seen the frescos unearthed later in Pompeii, but may well have seen small versions of the motif in terracotta or engraved gems. The "House of Venus" in Pompeii has a life-size fresco of Venus lying in the shell, also seen in other works; in most other images
Sandro Botticelli by Savonarola, almost all destroyed after his fall. The Medici family were effective rulers of Florence, which was nominally a republic, throughout Botticelli's lifetime up to 1494, when the main branch were expelled. Lorenzo il Magnifico became the head of the family in 1469, just around the time Botticelli started his own workshop. He was a great patron of both the visual and literary arts, and encouraged and financed the humanist and Neoplatonist circle from which much of the character of Botticelli's mythological painting seems to come. In general Lorenzo does not seem to have commissioned much from Botticelli, preferring