Reactions to On the Origin of Species stage where he was able to turn his attention fully to "Species", and from this point he was working to publish his theory. On 18 June 1858 he received a parcel from Alfred Russel Wallace enclosing about twenty pages describing an evolutionary mechanism that was similar to Darwin's own theory. Darwin put matters in the hands of his friends Lyell and Hooker, who agreed on a joint presentation to the Linnean Society on 1 July 1858. Their papers were entitled, collectively, "On the Tendency of Species to form Varieties; and on the Perpetuation of Varieties and Species by Natural Means
Reactions to On the Origin of Species and "lifting an immense Bible first with both and afterwards with one hand over his head, solemnly implored the audience to believe God rather than man". As he admitted that the "Origin of Species" had given him "acutest pain" the crowd shouted him down. Hooker's "blood boiled, I felt myself a dastard; now I saw my advantage–I swore to myself I would smite that Amalekite Sam hip and thigh", (he was invited up to the platform and) "there and then I smacked him amid rounds of applause... proceeded to demonstrate... that he could never have read your book... wound up