Venus on the Half-Shell assumed that Vonnegut wrote the book. This problem was solved by the book being reprinted under Farmer's by-line. A common element to this novel is the origin of many of the characters' and locations' names. Farmer "put in a lot of references to literature and fictional authors... Most of the alien names in Venus were formed by transposing the letters of English or non-English words." The title and paperback cover art are a reference to an Italian Renaissance tempera painting by Sandro Botticelli, "The Birth of Venus", which depicts the birth of the goddess Venus as her rising from the
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