. [Collected reprints, 1912-1919. Mammals; Mammals; Birds. Crowns of upper molars and sole of B. Plantar tubercles 5. Crown of third upper molar with 4 irregular loops, the middle ones forming two closed triangles; mammas 6, 4 inguinal, 2 pec- toral; skull narrow and high. Subgenus PEDOMYS, Crown of third upper molar with 4 irregular loops, the middle ones forming two closed triangles; mamms 4, inguinal; skull flat and wide. Subgenus PITYMYS, p. 222. FIELD KEY TO OUR SPECIES. A. Total length more than inches; tail more than inches long. Upper parts more or less grizzly
. [Collected reprints, 1912-1919. Mammals; Mammals; Birds. Crowns of upper molars and sole of B. Plantar tubercles 5. Crown of third upper molar with 4 irregular loops, the middle ones forming two closed triangles; mammas 6, 4 inguinal, 2 pec- toral; skull narrow and high. Subgenus PEDOMYS, Crown of third upper molar with 4 irregular loops, the middle ones forming two closed triangles; mamms 4, inguinal; skull flat and wide. Subgenus PITYMYS, p. 222. FIELD KEY TO OUR SPECIES. A. Total length more than inches; tail more than inches long. Upper parts more or less grizzly brown; under parts buffy gray or pale brownish gray; tail usually less than inches long; plantar tubercles 5; mammse- 6. Prairie Meadow Mouse or Vole. Microtus ochrogaster, p. 218. Upper parts brown, but lacking the "grizzly" appearence of M. ochrogaster; under parts slaty plumbeous, often with a slight wash of cinnamon; tail usually more than inches long; plantar tubercles 6; mammae 8 (in our species). Meadow Mouse or Vole. Microtus pennsylvanicus, p. 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 Cory, Charles B. (Charles Barney), 1857-1921. s. l. , s. n.
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Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
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Keywords: ., bookcentury1900, bookpublisherslsn, booksubject, booksubjectbirds
