Selander 1952 58b Aug. 29, 1952 Pie de la Cuesta, 20ft., Guerrero, Mexico. - Looking NE at edge of small pond adjacent to Laguna Coyuca, Much of my collecting was done in the area just beyond the pond (= central portion of the picture). Aug. 29, 1952 Pie de la Cuesta, 20ft., Guerrero, Mexico. - Typical habitat of Campylorhynchus humilis near Laguna Coyuca. These birds were abundent in the trees at the edge of the pasture (foreground) and also ranged into the coconut palms. Much of my collecting was accomplished in this stand of vegetation.