Marshall, 1942 Guil Ace't Volcan de Santa Ana Apr. 16 NW of main cone & Cerros del Aguila & about 5500 to 5800' elev. - an old crater surrounded by complete circle of low ridge containing a remarkably beautiful cloud forest. Late dry-tules growing in middle (dense) - plots of frogs - I pipit cell. Cattle here in good grass pasture - as a result coatis & quailles & aris also present. T. gray! (head) T. assimilis & T. infuscatus all in same trees. Prianga bidentata singing in smaller trees edge forest. At S-W edge of lake bed on rel flat grd. the most beautiful forest of tall oaks - mat of green plants on clear grd below a few Eugenia-like shrubs - like a park. But very few birds: T. assimilis & infuscata, Vermivora superciliosa, & a few Cisslopha & Elaenias. Zonotrichia singing in brush around edge lake bed several hawkes: Buteos & Accipiters, motrots in forest, Melogelia in a plot of Cypress grove - many Empidox flavescens & Troglodytes musculus & rufociliatus (seen together in logs under cypress grove