This is a bird list for the Mecapaca area I made in 1996 when I lived in La Paz. Note, I saw (and I am sure about this) the Bolivian Spinetail in the a shrub just after Mecapaca on the hillside, but it has never been seen since. I would imagine the bird numbers are reduced now due to developments.
Lista de las aves de Mecapaca, dept. de La Paz, Bolivia (2800 m.s.n.m.)
List of birds for Mecapaca, dept. of La Paz, Bolivia (2800 m)