File:The American Museum journal (c1900-(1918)) (18133811956).jpg

Title: The American Museum journal
Identifier: americanmuseumjo11amer (find matches)
Year: c1900-(1918) (c190s)
Authors: American Museum of Natural History
Subjects: Natural history
Publisher: New York : American Museum of Natural History
Contributing Library: American Museum of Natural History Library
Digitizing Sponsor: Biodiversity Heritage Library

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standpoint in the heavy forest on the summit of the Coast Kango of the Andes cliosen for reproduction in a Museum habitat group. The moss-covered tree trunks indicate tlie extreme humiditv of the locality Magdalciiii, wliicli ;it the hciidwatcrs of iia\i,uation, sonic tlioii-aiul miles from the sea, lias an aititiKle of only a few Innidi-cd fi'cl. In adtlition to the climatic zones 1\ in.u' hctwccn sea le\cl i.'iid snowline, the fainial conditions of this rc<;ion are fufther di\-crsi(ied liy rrinfall. The western slope of the ("oast Range differs widely from the conditions pre\ail- ing on most of the Pacific coast of South America, in heing exceedinglx' humid. , The annual rainfall at the poi't of linena\cntin-a is said to e.xeeed four humh-ed inches.' The western .slope of the Coast Range therefore, from sea level to the summit of the ninge is densely forested. The eastern slope of this range however, lacking the he;i\y ))recipitalion which occurs on the western slope, is comparatively arid and eonsetiuently treeless. The Cauca \'alley itself receives, for the tropics, only a limited amount of rain, sufficient however for agrictdtural purposes; while the foothills ot the 296

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