. The land and sea mammals of Middle America and the West Indies . es, State of Sonera, Mexico, near borderof Pima County, Arizona. Geogr. Distr. States of Chihuahua and Sonora, Mexico, north toColorado, Utah, and southern California. Genl. Char. Size large; frontal region highest between post-orbital processes; sagittal crest prominent; skull long, narrow. Color. Variable as in northern grizzlies; general hue dark. Alarge specimen from Casas Grandes, Sierra Madre, State of Chihuahua,Mexico, has head and back mixed dark brown, black, and yellowishgray, and with a jet black patch between the sh
. The land and sea mammals of Middle America and the West Indies . es, State of Sonera, Mexico, near borderof Pima County, Arizona. Geogr. Distr. States of Chihuahua and Sonora, Mexico, north toColorado, Utah, and southern California. Genl. Char. Size large; frontal region highest between post-orbital processes; sagittal crest prominent; skull long, narrow. Color. Variable as in northern grizzlies; general hue dark. Alarge specimen from Casas Grandes, Sierra Madre, State of Chihuahua,Mexico, has head and back mixed dark brown, black, and yellowishgray, and with a jet black patch between the shoulders; rump, legs,and sides black; chest and under parts dark brown; nails brownishwhite. Measurements. Skull of the Casas Grandes specimen. Occipito-nasal length, 310; Hensel, 312; greatest length, 368; zygomaticbreadth, ; width across postorbital processes, 108; length ofnasals, 86; width anteriorly, 37; mastoid breadth, 146; palatal length,137; anterior margin of foramen magnum to palatal arch, 146; length FIELD COLUMBIAN MUSEUM. PLATE XLVIII, Ursus machetes. No. 436 Field Columbian Mus. Coll. /s nat. size. Face view % nat. size.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectmammals, bookyear1904
