Reactions to On the Origin of Species is also right". The "Saturday Review" reported that "The controversy excited by the appearance of Darwin's remarkable work on the "Origin of Species" has passed beyond the bounds of the study and lecture-room into the drawing-room and the public street." The older generation of Darwin's tutors were rather negative, and later in May he told his cousin Fox that "the attacks have been falling thick & heavy on my now case-hardened hide.— Sedgwick & Clarke opened regular battery on me lately at Cambridge Phil. Soc. & dear old Henslow defended me in grand style, saying that my investigations were perfectly
On the Origin of Species only the last chapter still to write. In September the main title still included ""An essay on the origin of species and varieties"", but Darwin now proposed dropping "varieties". With Murray's persuasion, the title was eventually agreed as "On the Origin of Species", with the title page adding "by Means of Natural Selection, or the Preservation of Favoured Races in the Struggle for Life". In this extended title (and elsewhere in the book) Darwin used the biological term ""races"" interchangeably with ""varieties"", meaning varieties within a species. He used the term broadly, and as well as discussions of "the several