File:A guide to the fossil mammals and birds in the Department of Geology and Palæontology in the British Museum (Natural History) (1896) (14755572955).jpg

Identifier: guidetofossilma00brit (find matches)
Title: A guide to the fossil mammals and birds in the Department of Geology and Palæontology in the British Museum (Natural History) ..
Year: 1896 (1890s)
Authors: British Museum (Natural History). Dept. of Geology Woodward, Henry, 1832-1921
Subjects: Mammals, Fossil Birds, Fossil
Publisher: (London) Printed by order of the Trustees
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Biodiversity Heritage Library

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Hesperor-nis. Fig. 113.—Skeleton of Hesperornis regalis (Marsh) restored; about one-tenth natural size.(From the Cretaceous of Kansas, N. America.) Here are also exhibited twenty-six casts of bones of Hespergrnisregalis,a large toothed bird, measuring neaxdy six feet from theextremity of the bill to the end of the toes. In habit it resembled Aves—IcMTi yomis. 91 the Loons and Grebes of the present day, but was incapable Table-case,of fliglit, and only the humerus, or upperbone of the wing, No. 13.remains in a rudimentary condition. Its legs and feet were verypowerful and admirably adapted for swimming. The teeth ofHesperomis were numerous and implanted in grooves, but the
Text Appearing After Image:
Fig. 114.—lie-stored skeleton of Ichthyornis victor (Marsh), from the Cretaceous beds ofKansas, X. America (from specimens in the Yale College Museum). extremity of the bill seems to have been protected by a hornysheath, as in recent birds. These bird-remains were discoveredin the Middle Cretaceous beds of Kansas, U.S., N. America, by 92 Ares—Dasornis, Gastomis, etc. Table-case,No. 13. Professor 0. C. Marsh, F.G.S., to whom we are indebted forthe series of casts. An engraving of the entire skeleton isplaced near this case on the right hand side of the window. Theoriginals are preserved in Yale College Museum, New Haven,Connecticut, United States (see Fig. 113). Along with this remarkable form of toothed wingless bird,the Hesperomis, there has been found another, named by Marsh,Ichthyomis (Fig. 114), which had well-developed powerfulwings and a strongly keeled sternum. Its jaws were armedwith teeth, placed in distinct sockets, and its vertebrae, unlikethose of other birds, were bic

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