Table of Contents “...Introduction -- The south coast desert -- A lost landscape: ancient settlement of Samaca and Ullujaya -- Tracing landscape change: the geomorphological record -- Tracing human ecology: the archaeobotanical and malacological record -- Deforestation -- The Huarango: the genus Prosopis on the south coast -- The Huarango in the desert riparian and agriculural ecosystem -- The Sonoran desert: an ethnoecological analogue? ...”