This volume is the second in the planned coverage of the neurochemical circuitry of the primate central nervous system. While this volume contains only two chapters, their topics and the extraordinarily comprehensive coverage with which the authors have dealt with their topics, will nevertheless contribute equal amounts of knowledge, wisdom, and opportunities for future research extensions as have every volume in this unique series. As such, these chapters extend the goals of this primate series to develop a broad coverage of human and non-human primate chemical neuroanatomic details in a...