. An introduction to the study of mammals living and extinct. Mammals. Flo. 20.âThe imperrect right ramus of tlie mandible of i7((j;/((((/((.(â minor; from Swanayr, Kniir times natural .size, j', Trenu^ ; m, molars. (After Lyall.) Fio. ;7(c<ii[/«afAu,-; odUlhk-ii^i. Frag- ment of jaw with three tcelli (a, h, eV in matnx ; from the Slnneslicld Slate. Natu- ral size. C.\.Her Owen.) coupled with the circumstance that when the number of upper incisors is reduced lielow three it is the second in place of the first which becomes enlarged and opposed to tlie incisor of the lower jaw,


. An introduction to the study of mammals living and extinct. Mammals. Flo. 20.âThe imperrect right ramus of tlie mandible of i7((j;/((((/((.(â minor; from Swanayr, Kniir times natural .size, j', Trenu^ ; m, molars. (After Lyall.) Fio. ;7(c<ii[/«afAu,-; odUlhk-ii^i. Frag- ment of jaw with three tcelli (a, h, eV in matnx ; from the Slnneslicld Slate. Natu- ral size. C.\.Her Owen.) coupled with the circumstance that when the number of upper incisors is reduced lielow three it is the second in place of the first which becomes enlarged and opposed to tlie incisor of the lower jaw, seems to prevent the act'cptation of this view. .Alorcover in tlieir peculiar structure the molars seem, on the \\-liole, to make a nearer approximation to the teeth of Ornitlioi-ln/iicliiit! than to aiiv other known mammal ; and it has aceordingly been suo;i;osted tlia'r tlu^ may really represent an order of rvototheria. Some support is afibrtled to this suggestion liy certain fragmentarv bones from the Cretaceous of the United States, which are regarded. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Flower, William Henry, 1831-1899; Lydekker, Richard, 1849-1915. London, A. and C. Black


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Keywords: ., bookauthorly, bookcentury1800, bookdecade1890, booksubjectmammals