one of the most famous papers on fossil coleoid phylogeny now is freely available!
Jeletzky J.A. (1966) Comparative morphology, phylogeny, and classification of fossil Coleoidea // University of Kansas Paleontological Contributions. Article 7. 162 p., 25 pl., 15 fig.
...and one of the newest review of cephalopod evolution and phylogeny:
Nishiguchi M.K., Mapes R. ( 2008) Cephalopoda // In: W. Ponder and D. Lindberg (eds), Phylogeny and Evolution of the Mollusca. University of California Press, Berkeley, CA, pp. 163-199.
(other publications written by members of "The Nishiguchi Laboratory of Marine Symbiosis" are also available through http://biology-web.nmsu.edu/nish/docs.html)