. Smithsonian miscellaneous collections. Fig. 2.—Humid Lower Tropical Zone at 3,000 feet altitude near summit of Cerro Azul. SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 69, NO. 8, PL. 13. Fig. i.—Humid Lower Tropical Zone. An aquatic environment in the lowerChagres Valley near Bohio, Canal Zone.

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Keywords: ., bookauthorsm, bookcentury1800, bookdecade1860, booksubjectscience