. A biological survey of Colorado. Natural history Colorado; Mammals Colorado; Trees Colorado. 10 NORTH AMERICAN FAUNA. [No. S3. west to Steamboat Springs, crossing the Park I^nigo over BiilTalo Pass, and do^^^l the Bear Iviver VaUey as far as Axial Basin. Travel- ing southward over the Danforth llills to IMeeker and across the Wiite River Plateau, the expedition Ihiished its season's work in the Grand Eiver Valley. Field work was continued in northern C'olorado in 1900. Again outfitting at Boulder, I made a wagon trip of much greater length, completely encircling the area covered in 1905.^ Th


. A biological survey of Colorado. Natural history Colorado; Mammals Colorado; Trees Colorado. 10 NORTH AMERICAN FAUNA. [No. S3. west to Steamboat Springs, crossing the Park I^nigo over BiilTalo Pass, and do^^^l the Bear Iviver VaUey as far as Axial Basin. Travel- ing southward over the Danforth llills to IMeeker and across the Wiite River Plateau, the expedition Ihiished its season's work in the Grand Eiver Valley. Field work was continued in northern C'olorado in 1900. Again outfitting at Boulder, I made a wagon trip of much greater length, completely encircling the area covered in 1905.^ The route was along the northern and western boundaries of the State, from Boulder north to Fort Colhns; west over the Medicine Bow Range to North Park; across the northern end of the Park Range to Hahns Peak and. —— RA/Lf^OAO JO(//t/V£yS. WASO/V /*/V^ Py)CH TfflPS, + COLLECTING LOC/HtTK Fig. 1,—Map of Colorado showing routes and oolleoting localities of Merritt Gary, 1905, 190G, 1907, and 1909. Slater; dovm the Snake River Valley to the Escalante Hills and northwest to Browns Park, on Green River; thence south to Rangely, on Wldte River, and over the Book Cliffs to Mack, in the Grand River Valley; northeast in the valleys of Grand and Eagle Rivers to Wol- cott; nortli to Egeria Park; east across the Gore Range to Middle Park; and back to Boulder by way of Berthoud Pass and Black Hawk. The field season of 1907 was devoted to a detailed study of zonal conditions in all the important physiographic areas of southern Colo- rado, including a trip into the little known La Sal Mountains along 1 The ready resource of my camp assistant, Mr. Walter Blanchard, of Boulder, contributed greatly to the success of the wagon trips of both 1905 and 190G. Over much of the region traveling was arduous and on some of the high mountain passes even Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration a


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