Farmers and traders of the cold páramos straddling the modern Colombia–Ecuador border, whose chiefdoms knit the high valleys of the Guáitara and the Carchi into a dense Barbacoan world.
Brought under Inca then Spanish rule, drawn into the encomiendas of the Pasto–Túquerres highlands; their language died but more than 160,000 people identified as Pasto in Colombia's 2018 census, holding resguardos across Nariño.
The atlas holds 2 border frames for Pasto — the shape you scrub through changes in 700 · 1536.
Rappaport on native historical memory in the Colombian Andes, the resguardo world the Pastos belong to (broad regional context).
Langebaek on the indigenous societies of highland Colombia (broad regional, not Pasto-specific).