. Bulletin - United States National Museum. Science. FORT UNIOjST OF CRAZY MOUNTAIN FIELD, MONT. 183 or (almost exactly two-thirds, as stated by Gidley), and in one specimen of Cjerox (that mth which Gidley made comparisons) this ratio is , or , so that the different size, preservation, and to a slight degree proportions evidently misled his eye when he sup- posed the ratio to be significantly smaller in C. montanensis. The. Figure i7.—Ctaenodon montanensis (Gidley), no. 8362, skull and jaws, left side. Three-fourths natural size. (After Gidley, 1919, fig. 5.). Pleas
. Bulletin - United States National Museum. Science. FORT UNIOjST OF CRAZY MOUNTAIN FIELD, MONT. 183 or (almost exactly two-thirds, as stated by Gidley), and in one specimen of Cjerox (that mth which Gidley made comparisons) this ratio is , or , so that the different size, preservation, and to a slight degree proportions evidently misled his eye when he sup- posed the ratio to be significantly smaller in C. montanensis. The. Figure i7.—Ctaenodon montanensis (Gidley), no. 8362, skull and jaws, left side. Three-fourths natural size. (After Gidley, 1919, fig. 5.). 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 United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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