FOSSIL VERTEBRATES 
Museum at a cost of $10,000 in 1899 by Messrs. Havemeyer, Dodge, 
James, Iselin, Constable, and Osborn, Trustees of the Museum. This 
collection contains a fine series of skeletons of ground-sloths, glyptodons, 
saber-tooth tiger, and other extinct South American mammals, of high 
exhibition value. 
Fifth, the Cope Collection of Fossil Reptiles, Amphibians, and Cope 
Fishes of North America, presented to the Museum in 1902 by Presi- Jos'sh""" °' 
dent Jesup at a cost of $20,000. It includes magnificent skeletons of R^pt'ies, etc. 
the amphibious, carnivorous, and duck-billed dinosaurs, a splendid 
series of the ancient reptiles and amphibians of the Permian Period, 
and other specimens of high scientific and exhibition value. 
Sixth, the Whitney Collections of Fossil and Recent Horses, ob- Whitney 
tained and prepared in 1901-3 by Western expeditions sustained collection, 
through a special fund of $15,000 provided by the late William C. 
Whitney. This includes a splendid series of skeletons, skulls, etc., 
of extinct and living horses, illustrating the Evolution of the Horse 
in Nature and under Domestication. This exhibit has since been 
nmch expanded and improved by specimens presented or through 
funds provided by Messrs. Randolph Huntington, James R. Keene, 
Frank K. Sturgis, George J. Gould, Arthur Curtiss James, Percy R. 
Pyne, Francis R. Appleton, and Henry F. Osborn. 
Seventh, the Warren Collection, brought together by Professor warren 
J. Collins Warren of Harvard University in 1840-55, and purchased 
for the Museum from his heirs by J. Pierpont Morgan in 1906 at a cost 
of $30,000. It includes the famous Warren Mastodon, the most per- 
fect skeleton of an extinct elephant ever discovered; also a skeleton 
of the extinct cetacean Zeuglodon, a collection of Dinosaur footprints, 
and other valuable specimens. 
Eighth, various choice specimens of fossil vertebrates from Kansas, Sternberg 
^. 1 Tx 1 1 Collections. 
Wyoming, and Texas, purchased from Mr. Charles H. Sternberg and 
presented by Mrs. Morris K. Jesup, Mr. Charles Lanier, and others, or 
purchased through general endowment funds. The most remark- 
able of these specimens are the mummified skeleton of a duck-billed 
dinosaur, a fine skull of the horned dinosaur, a skeleton of the great 
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