. Comparative zoology, structural and systematic. For use in schools and colleges. Zoology. .^ •^ Fio. 324.—Armadillo (Dawjpus). but that of the Ant-eater is convoluted, and has a large corpus callosuni; but in all, the cerebellum and part of the olfactories are ;" 4. Bodents, or Gnawers, are characterized by two long, curved incisors in each jaw, enameled in front, and per- petually growing; they are specially formed for nibbling. Separated from them by a wide space (for canines are wanting), are the flat molars, admirably fitted for grind-. Fio. 325.—Sknll of a Rod
. Comparative zoology, structural and systematic. For use in schools and colleges. Zoology. .^ •^ Fio. 324.—Armadillo (Dawjpus). but that of the Ant-eater is convoluted, and has a large corpus callosuni; but in all, the cerebellum and part of the olfactories are ;" 4. Bodents, or Gnawers, are characterized by two long, curved incisors in each jaw, enameled in front, and per- petually growing; they are specially formed for nibbling. Separated from them by a wide space (for canines are wanting), are the flat molars, admirably fitted for grind-. Fio. 325.—Sknll of a Rodent (Cajiyhara): 22, premaxillnry ; 21, maxillary; 26, mo- lar; 27, squamosal; 73, lachrymal; 15, nasal; 11, froutal; 4, occipital processe:*, unusually developed; i, iucisors; a, angle of lower 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 Orton, James, 1830-1877. New York, Harper and brothers
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