. The Canadian field-naturalist. April, 1934] The Canadian Field-Naturalist 59 type locality of M. c. raceyi. Nevertheless, the specimen displays the same narrow skull and black and white pelage characterizing topotypes of raceyi and suggests that the subspecies has a more extensive geographic range in southwestern British Columbia tha the two records of occurrence now show. Transmitted November 6, 1933 LEGENDS FOR FIGURES Views of the skulls and left lower jaws of two subspecies of Marmota caligata. Draw- ings are photographically accurate. Outlines were made on photograph; photograph then wa
. The Canadian field-naturalist. April, 1934] The Canadian Field-Naturalist 59 type locality of M. c. raceyi. Nevertheless, the specimen displays the same narrow skull and black and white pelage characterizing topotypes of raceyi and suggests that the subspecies has a more extensive geographic range in southwestern British Columbia tha the two records of occurrence now show. Transmitted November 6, 1933 LEGENDS FOR FIGURES Views of the skulls and left lower jaws of two subspecies of Marmota caligata. Draw- ings are photographically accurate. Outlines were made on photograph; photograph then washed out. Figures V2 natural size. Fig. 1. Marmota caligata broweri adult, male ? No. 51675, Mus. Vert. Zool., type specimen;. Point Lay, Arctic Coast of Alaska; collected in early December, 1931; obtained from native by Charles D. Brower. Dorsal view of skull. Fig. 2. Marmota caligata broweri, lateral view of left lower jaw, belonging to same skull shown in fig. 1. Fig. 3. Marmota caligata broweri, ventral view of same skull shown in fig. 1. Figs. 4 to 6. Marmota caligata caligata, adult, male, No. 964, Mus. Vert. Zool.; Hinchin- brook Island, NE Bay Mt., 1500 ft., Prince William Sound, Alaska; June 27,1908; collected by Edmund Heller. Views corresponding to those shown of M. c. broweri. Note especially as between broweri and ca- igatv, difference in shape of the nasal bont difference in shape of the anterior palatinr foramina; longer palate, and smaller angular process of the lower mandible and more nearly straight inferior margin of lower mandible in 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 Ottawa Field-Naturalists' Club. Ottawa, Ottawa Field-Naturalists' Club
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