File:A guide to the fossil mammals and birds in the Department of geology and palontology in the British Museum (Natural history) With 6 plates and 88 text-figures (1909) (14755280942).jpg

Identifier: guidetofossilmam00brit (find matches)
Title: A guide to the fossil mammals and birds in the Department of geology and palontology in the British Museum (Natural history) ... With 6 plates and 88 text-figures
Year: 1909 (1900s)
Authors: British Museum (Natural History). Dept. of Geology Woodward, Arthur Smith, 1864-1944
Subjects: Mammals, Fossil Birds, Fossil
Publisher: London : Printed by order of the Trustees (by W. Clowes and sons, limited)
Contributing Library: University of California Libraries
Digitizing Sponsor: Internet Archive

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Text Appearing Before Image:
Phenacochis primaivus, as now mounted in theAmerican Museum of Natural History, New York. Pier-cases of tlieir feet when they begin to become plain-dwellers andCase T iiiiiiic the rhinoceroses and horses of the rest of the world.Toxodon (Fig. 41) is an especially j-emarkable l)east withever-growing powerful cutting and grinding teeth, well seenin actual specimens in Pier-case 21. A plaster cast of areconstructed skeleton of this large animal from the Pampaof the Argentine Eepublic, now in the La Plata Museum, ismounted in a special Case marked T. When alive it musthave been shaped much like the contemporaneous rodentsand giant armadillos. It was preceded in time by Ncsodonand other smaller kinds of which remains are shown inTable-case 11. Macrcmclienia, also fi-oni the Pampa Forma-tion, was a large animal shaped like a llama, Ijut with thiee MAMMALIA. 51 separate toes on each foot. In this hoofed quadruped the Pier-caselower end of the idna and fibula has not disappeared, as is n^^n^
Text Appearing After Image:
E 2 17 24. 52 GUIDE TO THE FOSSIL MA1\IMALS AND BIRDS. Table-case ;))q pr^^jp jj^ j^)) XJngulata with similar feet liviiitj; in tlieiiuitlieru liemispliere. Some of tlie small Proterotheriidae,which are found in tlie Santa Cruz Formation (perhapsPliocene) of Patagonia, have the toes reduced to one on eachloot, exactly as in the horses; hut here again the ulna andiil)ida are complete. They arc named Litopterna ( smoothheel ) because the calcaneum is provided with a smoothfacette for articulation with the end of the fibula. Inoutward appearance they must have been much like pigmyhorses. Sub-order 11.—Proboscidea. ^;ll-cases Tiig elephants at the present day are found only in AfricaPier-cases ^^^^ ^^^^ Indian region, Ijut during the Pleistocene period they29-42. ranged over nearly the whole of the northern hemisphere,Table-cases roaming even within the Arctic circle. The mammoth(Elcphas 2Jrimigenivs), which was almost identical with theliving Indian elephant, had the widest distributio

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