. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. 100 THE SCOLYTID BEETLES. BASIS OF INFORMATION. The data on this barkbeetle have been secured through investiga- tions by the writer in the Black Hills National Forest, September, 1901, August, 1902, and June, 1903; at Vermejo, N. Mex., May, 1903; at Flagstaff, Ariz., May, 1904; in the Pike National Forest and in the vicinity of Colorado Springs, Colo., October, 1905, and June, 1906, and in the vicinity of Fort Garland, Colo., June, 1906; by Mr. J. L. Webb, in the Black Hills National Forest, South Dakota, May to


. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. 100 THE SCOLYTID BEETLES. BASIS OF INFORMATION. The data on this barkbeetle have been secured through investiga- tions by the writer in the Black Hills National Forest, September, 1901, August, 1902, and June, 1903; at Vermejo, N. Mex., May, 1903; at Flagstaff, Ariz., May, 1904; in the Pike National Forest and in the vicinity of Colorado Springs, Colo., October, 1905, and June, 1906, and in the vicinity of Fort Garland, Colo., June, 1906; by Mr. J. L. Webb, in the Black Hills National Forest, South Dakota, May to October, 1902, and April to September, 1906; in the Chiricahua National Forest, Arizona, June to September, 1907; by Mr. H. E. Burke, at Nemo, S. Dak., November, 1904; at Kamas, Panguitch, and Panguitch Lake, Utah, June to September, 1907; by Mr. W. Fig. 59.—The Black Hills beetle: Distribution map. (Author's illustration.) Edmonston, at Larkspur, Colo., July, 1906; at Brookvale, Sequache, Poncha Springs, San Juan National Forest, Wagon Wheel Gap, Coche- topa National Forest, Monte Vista, White Kiver National Forest, Uncompahgre National Forest, and Colorado Springs, Colo., January to December, 1907; in the San Isabel National Forest, at Hahns Peak and Clarke, in the Gunnison National Forest, the Hayden National Forest, the La Salle National Forest, the Ouray National Forest, the Pike National Forest, the Routt National Forest, the San Juan National Forest, the Wet Mountains National Forest, and the White River National Forest, Colorado (12 national forests), and at Encamp- ment and Downington, Wyo., in 1908. Additional localities through correspondence and other collections are Palmer Lake, Cat Mountain, Trinchera Estate, Fort Collins, Pine, and the Medicine Bow National. 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


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