. Biology of New World Microtus. Rodents; Rodents; Microtus; Voles. 90 Hoffmann and Koeppl. Fig. 3. Distribution of Microtus pennsylvanicus and its insular allospecies M. breweri (27) and M. nesophilus (28; extinct) (modified from Hall, 1981). Subspecies of M. pennsylvanicus are: 1, M. p. acadicus; 2, M. p. admiraltiae; 3, M. p. alcorni; 4, M. p. aphorodemus; 5, M. p. chihuahensis; 6, M. p. copelandi; 7, M. p. drummondii; 8, M. p. enixus; 9, M. p. fimtus; 10, M. p. fontigenus; 11, M. /?, Junebris; 12, M. /?. insperatus; 13, M. p. kincaidi; 14, M. /?. labradorius; 15, M. p. magdalenensis; 16, M
. Biology of New World Microtus. Rodents; Rodents; Microtus; Voles. 90 Hoffmann and Koeppl. Fig. 3. Distribution of Microtus pennsylvanicus and its insular allospecies M. breweri (27) and M. nesophilus (28; extinct) (modified from Hall, 1981). Subspecies of M. pennsylvanicus are: 1, M. p. acadicus; 2, M. p. admiraltiae; 3, M. p. alcorni; 4, M. p. aphorodemus; 5, M. p. chihuahensis; 6, M. p. copelandi; 7, M. p. drummondii; 8, M. p. enixus; 9, M. p. fimtus; 10, M. p. fontigenus; 11, M. /?, Junebris; 12, M. /?. insperatus; 13, M. p. kincaidi; 14, M. /?. labradorius; 15, M. p. magdalenensis; 16, M. />. microcephalus; 17, M. /). modestus; 18, M. />. nigrans; 19, M. jb. pennsylvanicus; 20, M. p. provectus; 21, M. /?. pullatus; 22, M. /). rubidus; 23, M. />. shattucki; 24, M. /?. tananaensis; 25, M. /). terraenovae; 26, M. yb. uligocola; 27, M. [/?.] breweri; 28, M. [/>.] nesophilus; 29, M. p. dukecampbelh. ward into the tundra more regularly in the Canadian Arctic east of the range of M. oeconomus (Fig. 3), suggesting the possibility of competitive interaction between the species. Youngman (1975) re- ported both species "utilizing the same runways" in the Yukon. Taiga.—South of the arctic tundra in North America extends a broad transcontinental belt of northern coniferous forest, or boreal taiga. The western and southwestern margin of the boreal taiga. 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 Tamarin, Robert H; American Society of Mammalogists. [Stillwater, Okla. ] : American Society of Mammalogists ; Shippensburg, Pa. : distributed by Vertebrate Museum, Shippensburg University
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Keywords: ., bookcentury1900, bookcollectionbiodiversity, booksubjectrodents
