. Mammals of the Mexican boundary of the United States : a descriptive catalogue of the species of mammals occurring in that region; with a general summary of the natural history, and a list of trees . Mammals; Mammals; Trees; Trees; Natural history; Natural history. 474 BULLETIN 56, TJNITED STATES NATIONAL M0SEUM. thicker. The mandible is not so stout as it is in N. leucodon, and has a less pronounced angular process; but the most characteristic differ- ence in the mandibles of the two species consists in the longer and more highly arched coronoid process of N. leucodon, the two species being
. Mammals of the Mexican boundary of the United States : a descriptive catalogue of the species of mammals occurring in that region; with a general summary of the natural history, and a list of trees . Mammals; Mammals; Trees; Trees; Natural history; Natural history. 474 BULLETIN 56, TJNITED STATES NATIONAL M0SEUM. thicker. The mandible is not so stout as it is in N. leucodon, and has a less pronounced angular process; but the most characteristic differ- ence in the mandibles of the two species consists in the longer and more highly arched coronoid process of N. leucodon, the two species being comparable, in this regard, in extreme cases to the genera Onychomys and Peromyscus. The teeth are shown in fig. 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 Mearns, Edgar Alexander, 1856-1916. Washington : Govt. Print. Off.
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