. Central Asiatic Expeditions of the American Museum of Natural History, under the leadership of Roy Chapman Andrews : preliminary contributions in geology, palaeontology, and zoology. Central Asiatic Expeditions (1921-1930); Scientific expeditions; Natural history; Scientific expeditions; Natural history. 8 AMERICAN MUSEUM NOVITATES [No. 394 The Inko lx)ttoms commonly occur at elevations from three to four hundretl fivt below the surface of the Gobi erosion plane; the slopes which separate the lake bottoms from the upland are cut into steps by a complicated series of lake terraces (Fig. 6). H


. Central Asiatic Expeditions of the American Museum of Natural History, under the leadership of Roy Chapman Andrews : preliminary contributions in geology, palaeontology, and zoology. Central Asiatic Expeditions (1921-1930); Scientific expeditions; Natural history; Scientific expeditions; Natural history. 8 AMERICAN MUSEUM NOVITATES [No. 394 The Inko lx)ttoms commonly occur at elevations from three to four hundretl fivt below the surface of the Gobi erosion plane; the slopes which separate the lake bottoms from the upland are cut into steps by a complicated series of lake terraces (Fig. 6). Here is a record of Pleisto- cene history which clearly demonstrates the changing climate; each. WE r<r^^v^ - \ \ \< V—v"'—'^^"x^^o*.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Central Asiatic Expeditions (1921-1930); Andrews, Roy Chapman, 1884-1960; Matthew, William Diller, 1871-1930. [New York : American Museum of Natural History


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