This book is a detailed high-quality descriptive grammar of the endangered Cavinenntilde;a language (less than 1200 speakers), spoken in the Amazonian rainforest of Lowland Bolivia, an area where the indigenous languages are virtually unknown. Cavinena belongs to the Tacanan family, comprising five languages, none of which has been the subject of an adequate descriptive grammar. The grammar is based mostly on the extensive fieldwork conducted by the author in traditional Cavinena communities. Cast in the functional-typological framework, and based on natural discourse data, the grammar...