Preface, M. Halpern and D. Holtzman; the evolution of chemoreception in squamate reptiles - a phylogenetic approach, K. Schwenk; the comparative imperative - genetics and ontogeny of chemoreceptive prey responses in natricine snakes, G.M. Burghardt; overview of the main and accessory olfactory bulb projections in reptiles, A.H.M. Lohman and M.J.A.J. Smeets; fibre connections of the amygdaloid formation of the lizard Podarcis hispanica, F. Martinez-Garcia, et al; the ontogeny of nasal chemical senses in garter snakes, D.A. Holtzman; electrophysiological analysis of the nasal chemical senses in garter snakes, J. Inouchi, et al; odour responses of the vomeronasal system in Reeve's turtle Geoclemys reevesii, T. Hatanaka and O. Matsuzaki; cross-adaptation to odour stimulation of olfactory receptor cells in the box turtle, Terrapene carolina", K. Tonosaki; transduction mechanisms in the olfactory and vomeronasal organs of turtles; T. Shoji, et al; chemical delivery to the vomeronasal organs and functional domain of squamate chemoreception, B.M. Graves; evaluating hypotheses for the transfer of stimulus particles to Jacobson's organ in snakes, B.A. Young. (Part contents).