ethnicity category Indigenous in South America Shipibo-Conibo PMID:15798863 PMID:2705014 Individuals who self-identify or are reported by authors as belonging to the Shipibo-Conibo indigenous population along the Ucayali River in the Amazon rainforest in Peru. Formerly two groups, they eventually became one tribe through intermarriage and communal rituals and are currently known as the Shipibo-Conibo people. PMID:22515992