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The age of mammals in Europe, Asia and North America (1910) (17756940128)

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Title: The age of mammals in Europe, Asia and North America

Identifier: ageofmammalsineu00osbo (find matches)

Year: 1910 (1910s)

Authors: Osborn, Henry Fairfield, 1857-1935

Subjects: Mammals, Fossil; Paleontology

Publisher: New York, The Macmillan Company

Contributing Library: Smithsonian Libraries

Digitizing Sponsor: Smithsonian Libraries

Text Appearing Before Image:

56 THE AGE OF MAMMALS

Text Appearing After Image:

Fig. 12.—The imbedding of skelituu.s in ituiiim, ur wind-drift depo!>it». Alju\e : Recent times. Partially imbedded skeleton of an ox on the plains of South Dakota. Below : Miocene times. - Partially exhumed skeleton of the fossil forest horse, Hypohippus, on the plains of Colorado. The chief kinds of mammal-bearing rocks, that is, sorted as to mineral composition, are as follows: 1. Conglomerates ("Conglojnerats," " Konglomerate"). Composed of weather- worn pebbles, gravels, and sands. They are evidence either of advancing or re- treating shore lines of the sea or of river channels, or mountain streams where they spread upon the plains. 'Mud-ball' conglomerates are rather common in the western tertiaries. On the old sea borders of Eocene France we find the Gravier

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the age of mammals in europe asia and north america 1910 book illustrations horse fossils paleontology natural history mammals animals high resolution images from internet archive south dakota
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1910
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the age of mammals in europe asia and north america 1910 book illustrations horse fossils paleontology natural history mammals animals high resolution images from internet archive south dakota