1850-1900. Penciled note on the back reads  "Indios del Napo con vestido de hueso de pajaros."  The bird bone skirt appears to be a percussion instrument for dancing.  Archivo Nacional de Fotografia.  Ecuador.

Musician Wren

Squirrel Cuckoo

Chestnut-eared aracari

Toucans and Toucanets

Great potoo

Yellow-rumped cacique and Erythina poeppigiana