found: Work cat: Zariquiey, R. Bosquejo gramatical de la lengua iskonawa, 2015:page 4 of cover (one of the Amazonian languages in greatest danger of disappearance in Peru. Ancestral language of the Pano family ...)
found: Ethnologue, 2016(Isconahua, a language of Peru; isc; UF Iscobaquebu, Iskobákebo; location: Loreto and Ucayali regions: Callaria river; status: Nearly extinct; classification: Panoan, Mainline, Tri-State, Amawaka; dialects: None known. Most closely related to Shipibo [shp])
found: Linguasphere, 1999(83-NAC-af; isco-nawa; isco-nahua, isco-baque-bu; Callaria valley; Peru (Loreto))