Cell Patterning -- Contents -- Chairman's introduction -- The structure and properties of a compartment border: the intersegmental boundary in Oncopeltus -- Discussion -- Pattern formation in ciliary organelle systems of ciliated protozoa -- Discussion -- Feather pattern development -- Discussion -- Regeneration and duplication in imaginal discs -- Discussion -- Morphogenesis of the vertebrate limb -- Discussion -- Developmental programming for retinotectal patterns -- Discussion -- Genetic control of wing disc development in Drosophila -- Discussion -- Investigation of cellular interaction and deployment in the early mammalian embryo using interspecific chimaeras between the rat and mouse -- Discussion -- Control circuits for determination and transdetermination : interpreting positional information in a binary epigenetic code -- Discussion -- Attempts to analyse the biochemical basis of regional differences in animal eggs -- Discussion -- Pattern specification in the insect embryo -- Discussion -- The development of neuronal connection patterns in the visual systems of insects -- Discussion -- Topography and topology in functional recovery of regenerated sensory and motor systems -- Discussion -- A molecular approach to retinotectal specificity -- Discussion -- Closing remarks: the genetic outlook -- Index of contributors -- Subject index.