Arthur Quiller-Couch left unfinished at Quiller-Couch's death and was completed many years later by Daphne du Maurier. As she wrote in the "Sunday Telegraph" on April 1962, she began the job with considerable trepidation, at the request of Quiller-Couch's daughter and "in memory of happy evenings long ago when 'Q' was host at Sunday supper". He features as a main character, played by Leo McKern, in the 1992 BBC television feature "The Last Romantics". The story focuses on his relationship with his protégé, F. R. Leavis, and the students. His Cambridge inaugural lecture series, published as "On the Art of Writing", is
Richard Quiller Couch Bell's "British Stalk-eyed Crustacea," 1853. Couch was also interested in Cornish geology, and did useful work in developing the difficult subject of Cornish fossil remains. From 1848 onwards he was curator of the Royal Geological Society of Cornwall, and contributed to its "Transactions" several valuable papers, as well as annual reports. The diseases of the Cornish miners were a subject of his careful investigation, and his papers on the mortality of miners in the "Polytechnic Reports" (185760) are, as far as they go, of permanent value; they were translated into French. Couch died, in the full vigour of his powers,