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:
Fifi. 7J.—Lower jaw and cutting teeth of Plagiaulax becMcsi, from thePurbeck Beds of Swanage; twice nat. size. (Table-case 14a.) Ithffitic Formation of England and Wiirtemberg. Specimensof the very small M. moorei are exhibited from a Elia?ticfissure-deposit at Holwell, near Frome. They bear tulierclesround the edge of the crown and closely resemble the hinderteeth of Plagicmlax. A skull with multituberculate teethfrom tlic Upper Triassic Karoo Formation of South Africawas also placed here for some time. This (Fig. 81) wasdescriljed under the name of Tntijlodon longsevvs andassigned to a mammal by Owen; while a fore limb from thesame formation, named Thcriodesimis 2>hylarchus by Seeley, a 2 84 GUIDE TO THE FOSSIL MAMMALS AXD BIRDS.
Text Appearing After Image:
Fig. so.—Upper and lower jaws of American Jurassic Multituberculata,from Wj-oming, U.S.A.; three to six times nat. size, as marked.Named by 0. C. Marsh as follows:—a-c. Ctenacodon ))otens; E, F.Ctenacodon serratus; g, h, i, k, k. Allodon fortis; j. m. Allodcmlaticeps; t>, l. incisors of Ctenacodon. In upper jaws:—1, 2, 3,incisors ; a, first premolar ; a, second premolar ; b, fourth premolar ;b, third premolar; c, second true molar; vi, malar arch; s, suturewith maxilla. In lower jaws :—a, incisor ; b, condyle; c, coronoidprocess ; r, root of incisor. MAMMALIA. 85 may perhaps belong to a similar animal. In the Triassic Table-easeperiod, however, the Theriodont Eeptiles so closely approached ■■^*-

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