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 and then his friends and ... [others] had not come to his assistance, he would have almost died of hunger. The extent of Savonarola's influence on Botticelli remains uncertain; his brother Simone was more clearly a follower. The story, sometimes seen, that he had destroyed his own paintings on secular subjects in the notorious ""Bonfire of the Vanities"" is not told by Vasari. Vasari's assertion that Botticelli produced nothing after coming under the influence of Savonarola is not accepted by modern art historians. "The Mystical Nativity", Botticelli's only painting to carry an actual date, if one cryptically expressed, comes from