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 the Baptist and an unusually elderly John the Evangelist stand in the foreground. Small and inconspicuous banderoles or ribbons carrying biblical verses elucidate the rather complex theological meaning of the work, for which Botticelli must have had a clerical advisor, but do not intrude on a simpler appreciation of the painting and its lovingly detailed rendering, which Vasari praised. It is somewhat typical of Botticelli's relaxed approach to strict perspective that the top ledge of the bench is seen from above, but the vases with lilies on it from below. The donor, from the leading Bardi family, had returned to