ZOOLOGY OF ROCKY MOUNTAIN NATIONAL PARK

ADAMS, CHAS. CHRISTOPHER
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1893 Descriptions of Four New Species of Thomomys, with Remarks on Other Species of the Genus. Bull. Amer. Mus. Nat. Hist., No. V, pp. 47-68. New York.

1893 List of Mammals Collected by Mr. Chas. P. Rowley in the San Juan Region of Colorado, with Descriptions of New Species. Bull. Amer. Mus. Nat. Hist., Vol. V, pp. 69-84. New York.

1894 Descriptions of Ten New N. Amer. Mammals, and Remarks on Others Bull. Amer. Mus. Nat. Hist., vol. VI, pp. 317-332. New York.

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1849 Quadrupeds of North America. 3 vols. New York.

BABCOCK, D. and RUTH E. ASHTON
1930 Birds and Plants of Rocky Mountain National Park with Keys for their identification. Pub. by authors. Estes Park, Col.

BAILEY, VERNON
1893 The Prairie Ground Squirrels of the Mississippi Valley. Bull. 4, U. S. Dept. Agric., Div. of Ornith. and Mammalogy. Wash.

1891 Revision of the American Voles of the Genus Evotomys. Proc. Biol. Soc. Wash., vol. XI, pp. 113-138. #ash.

1895 The Pocket Gophers of the U. S., U. S. Dept. Agri., Div. of Ornith. and Mammal, Bull. 15. Wash.

1900 Revision of the American Voles of the Genus Microtus. N. Amer. Fauna, No. 17. Wash.

1905 Biological Survey of Texas. N. Amer. Fauna, No. 25. Wash.

1907 Wolves in Relation to Stock, Game, and the National Forest Reserves. For. Serv. Bull. 72. Wash.

1908 Harmful and Beneficial Mammals of the Arid Interior, with Special Reference to the Carson and Humboldt valleys, Nevada. U. S. Dept. Agri., Farmer's Bull. 335. Wash.

1908 Destruction of Wolves and Coyotes. Results obtained in 1907. Biol. Sur. Cir., 63. Wash.

BAILEY, MRS. FLORENCE M.
1921 Handbook of the Birds of Western United states. Houghton Mifflin, New York.

BAILLIE-GROHMAN, WILLIAM ADOLPH
1882 Camps in the Rockies. Scribner's & Sons, New York.

BANGS, OUTRAM
1899 Description of Two New Pikas from Western N. Amer. Proc. New Eng. Zool. Club., vol. I, pp. 39-42. Cambridge.

BAIRD, S. F.
1857 Reports of Explorations and Surveys to Ascertain the Most Practicable and Economical Route from the Mississippi R. to the Pacific Ocean. Made under the direction of the Secy. of War in 1853-56, according to the Acts of Congress of Mar. 3, 1853, May 31, 1854, and Aug. 5, 1854. Vol. VIII. Wash.

1855 Characteristics of some New Species of N. Amer. Mammals Collected Chiefly in Connection with the U. S. Surveys of a railroad Route to the Facific. Proc. Acad. Nat. Sci., Phila., vol. VII, pp. 333-336.

1852 Exploration and Survey of the Valley of the Great Salt Lake, of Utah, including a Reconnaissance of a New Route Through the Rocky Mountains. By H. Stansbury, Capt. Corps of Topog. Engrs., U. S., Army. Appendix c, Zoology. Mammals by S. F. Baird. Philadelphia.

BALLMAN, C. H.
1893 The Myriopoda of North America. U. S. Nat. Mus. Bull. 46, Wash.

BARTHOLOMEW, ELAM
1933 Handbook of the North American Uridinales, incl. citations and synonomy. Morland, Kansas.

BIRD, ISABELLA. L. (MRS. ISABELLA L. BISHOP)
1881 A Lady's Life in the Rocky Mountains. Putnams, New York.

BLACKMORE, WM., ed.
1869 Colorado: It's Resources, Parks, and Prospects as a New Field for Emigration. S. Low, Son, and Marston, London.

BOWLES, SAM
1869 The Switzerland of America. S. Bowles & Co. Springfield, Mass.

BOYER, W. E.
1923 Vanishing Trails of Romance. Great West Pub., Denver.

CAMPBELL, D. H.
1926 An Outline of Plant Geography. Macmillan, New York.

CARPENTER, P. P.
1872 The Molluscs of Western N. Amer. Smithsonian Misc. Coll., vol. X, art. 1, Wash.

CARY, MERRITT
1907 Some Unrecorded Colorado Mammals. Proc. Biol. Soc. Wash., vol. XX, pp. 23-28.

1907 A Colorado Record for Callospermophilus Wortmani, with Notes on the Recent Capture of Antrozous Pallidus. Proc. Biol. Soc. Wash., vol. XX, pp. 85-86.

CATON, J. D.
1877 Antelope and Deer of America. Hurd & Houghton; New York & Boston.

CHAPIN, F. H.
1889 Mountaineering in Colorado. W. B. Clark & Co., Boston.

CHAHMN, F. M.
1912 Color Key to the Birds of North America. rev. ed. Appleton, New York.

CLEMENTS, FRED E.
1914 Rocky Mountain Flowers. Wilson, New York.

COCKERELL, T. D. A.
1906 Alpine Flora of Colorado. Amer. Nat., 40: 861-873. Philadelphia.

COMSTOCK, J. H.
1912 The Spider Book. Doubleday, New York.

1920 An Introduction to Entomology. 2nd ed. Comstock, Ithaca, New York.

COOKE, WELLS WOODBRIDGE
1897 The Birds of Colorado. Bull. 37, State Agri. College. Fort Collins, Colorado.

1912 The Present Status of the Colorado Check List of Birds. The Condor, vol. XIV, pp. 147-53. Hollywood, Calif.

CATON, JOHN PEAN and COOPER, C. A.
1890 The Big Game of N. Amer. It's Habits, Habitat, Haunts, and Characteristics; How, When, and Where to Hunt it. Edited by G. O. Shields, Rand Mc Nally & Co., New York.

COOPER, W. S.
1908 Alpine Vegetation in the Vicinity of Long's Peak, Colorado. Bot. Gaz., 45:319-337. Chicago.

COUES, ELLIOTT and H. C. YARROW
1871-74 Report on Collections of Mammals Made in Portions of Nev., Utah, Calif., Colo., N. M., and Ariz., during the years 1871-1874. U. S. G. S. Wash.

COUES, ELLIOTT and H. C. YARROW
1875 Report of U. S. Geog. Explor. and Sur. West of the 100th Meridian. (Wheeler Survey) Vol. V, ch. 2, pp. 35-129. U. S. G. S. Wash.

COUES, ELLIOTT
1877 Fur-bearing Animals: a monograph of N. Amer. Mustelidae, in which an account of the wolverene, the martens or sables, the ermine, the mink, and various other kinds of weasels, several species of skunks, the badger, the land and sea otters, and numerous other exotic allies of these animals is contributed to the history of N. Amer. Mammas. Misc. Pub., 8, U. S. Geol. Sur. Terr. (Hayden). Wash.

1879 List of Mammals in the Maxwell Collection, published as an appendix to Mary Dartt's book. Claxton, Remsen & Hoffelfinger, Philadelphia.

COUES, E., ed.
1897 New light on the Early History of the Greater Northwest. Alex. Henry's journal, etc. F. P. Harper, New York.

COULTER, J. M.
1909 New Manual of Botany of the Central Rocky Mountains, rev. by Aven Nelson. American, New York.

COWLES, H. C.
1912 The Causes of Vegetational Cycles. Bot. Gaz., XII, pp. 161-83, Chicago.

DARTT, MARY
1879 On the Plains and Among the Peaks; or How Mrs. Maxwell Made Her Natural History Collection. Philadelphia.

DICKERSON, MARY
1906 The Frog Book: North American Toads and Frogs. Doubleday, Page & Co. New York.

DICKINSON, ANNA E.
1879 A Ragged Register. Harper Brothers. New York.

DITMARS, R. L.
1904 The Reptile Book. New York.

DODDS, G. S.
1917 Altitudinal Distribution of Entomostraca in Colorado. Proc. U. S. Nat. Mus., 54:58-87, Wash.

DREW, F.
1885 On the Vertical Range of Birds in Colorado. Auk, ii, pp. 11-18, 277 sp. (See also 10 additions by H. Smith Jr., and A. W. Anthony, ibid., iii, 1886, and also 20 sp. by P. M. Thorne, ibid., iv, 1887, pp. 264-65). Lancaster, Pa.

ECOLOGICAL SOC. AMERICA VICTOR E. SHELFORD, ed.
1926 The Naturalists Guide to the Americas. Williams & Wilkins, Baltimore

EKBLAW, W E.
1932 Rocky Mountain National Park. Home Geog. Mo., 2; 43-48, Dec.

ELLIOTT, D. G.
1901 A Synopsis of the Mammals of N. Amer. and the Adjacent Seas. Zool. Series, vol. II, (Field Columbian Mus.) 1901. Chicago.

1905 A Check List of Mammals of the N. Amer. Continent, the West Indies, and the Neighboring Seas. Field Columbian Mus., pub. 105. Zool. Series, Vol. VI, Chicago.

ELLIS, MAX M.
1914 Fishes of Colorado. Univ. of Colo. Stud., March. Boulder Colorado.

ESSIG, E. O.
1929 Insects of Western North America. Macmillan, New York.

FARIS, J. T.
1930 Roaming the Rockies. Farrar and Rinehart, New York. See pp. 228-246.

FELGER, A. H.
1910 Birds and Mammals of Northwestern Colorado. Univ. Stud. Colo. Mus., vii; 2, pp. 132-46. 133 speciesl Boulder, Colorado.

FELT, E, P.
1906 Insects Affecting Park and Woodland Trees, N. Y. State Mus. Mem., viii, 2 vols., New York.

FREEBORN, S. B.
1928 Liver Fluke and Stomach Worm of Sheep. Calif. Ext. Cir. 17. Univ. of Calif. Press, Berkeley, Calif.

FROTHINGHAM, ROBT.
Trails through the Golden West. McBride, New York.

HART, J. L. J.
1931 14,000 feet. 2nd ed. Mountain Club, Denver, Colorado.

HENDERSON, J.
1909 An Annotated List of the Birds of Boulder County, Colorado. Univ. Colo. Stud., vi, pp. 219-42, Boulder, Colorado.

1924 Mollusca. of Colorado, Utah, Montana, Idaho, and Wyoming. Univ. Colo. Stud., 13, pp. 65-223, Boulder, Colorado.

HENSHAW, MRS. JULIA W.
1917 Wild Flowers of North American Mountains. McBride, New York.

HEWES, CHAS. E.
1914 Songs of the Rockies. Edgerton. Palmer Press, Estes Park, Colorado.

HITTELL, T. H.
1911 Adventures of James C. Adams (Grizzly Adams). Scribner's, New York.

HOLLAND, W. J.
1899 The Butterfly Book. Doubleday McClure, New York.

1917 The Moth Book. Doubleday Page, New York.

HOLLISTER,
1911 A Systematic Synopsis of the Muskrats. N. Amer. Fauna 32, Wash.

HORNADAY, WM. T.
1889 The Extermination of the American Bison. Rept. U. S. Nat. Mus., Wash., pp. 369-548, pls. i-xxii.

1904 The American Natural History. Scribner's, New York.

HOSMER, J. K. (intro. and index by,)
1814 History of the Expedition under Capts. Lewis and Clark. 2 vols. Reprint 1902 A. C. McClurg & Co. Chicago.

HOWELL, A. H.
1901 Revision of the Skunks of the Genus Chincha. N. Amer. Fauna, 20, Wash.

1902 Three New Skunks of the Genus Spilogale. Proc. Biol. Soc. Wash., xv. pp. 241-242.

1906 Revision of the Skunks of the Genus Spilogale. N. Amer. Fauna, 26. Wash.

JACKSON, W. H. and H. R. DRIGGS
1929 The Pioneer Photographer. pp. 143-152. World Book Co., New York.

JEFFERS, LE ROY
1922 The Call of the Mountains. Dodd, Mead, N. Y., pp. 87-95, 262.

JENNINGS, H. S.
1900 The Rotatoria of the United States. Bull. U. S. F. C., xx, pp. 67-104. Wash.

KANE, F. J.
1925 Picturesque America, it's Parks and Playgrounds. Fred. Gumbrecht, Brooklyn, New York.

KEYSER, L. S.
1902 Birds of the Rockies, with a Complete Check List of the Colorado Birds. Mcclurg, Chicago, Vol. 8 p. 355.

LANTZ, D. E.
1905 Meadow Mice in Relation to Agriculture and Horticulture. Yrbk. Dept. Agri. Wash.

1907 The Rabbit as a Farm and Orchard Pest. Yrbk. Dept, Agri., Wash.

LEE, W. T.
1917 The Geological Story of the Rocky Mountain National Park. Govt. Printing Office, Wash.

LEFEVRE, G. and W. C. CURTIS
1910 Reproduction and Parasitism in the Unionidae. Journal Exp. Zool., ix, pp. 79-115. Williams & Wilkinss Co. Philadelphia.

LIVINGSTONE, B. E.
1921 The Distribution of Vegetation in the United States as Related to Climatic Conditions. Carnegie Inst. Wash.

LONGYEAR, B. O.
1925 Evergreens of Colorado. Multigraph Ser. Bur., Ft. Collins, Colo.

LUTZ, F. E.
1918 Field-book of Insects--Putnams, New York.

LYON, M. W. JR.
1904 Classification of the Hares and their Allies. Smithsonian Misc. Coll., xv, pp. 321-447. Wash.

MACBRIDE, T. H.
1922 The North American Slime Molds. rev. ed. Macmillan, New York.

MACFARLANE, R.
1905 Notes on Mammals Collected and Observed in the Northern Mackenzie R. District, N. W. Terr. of Canada: with Remarks, (U. S. Govt. Print. Off. Wash), on Explorers and Explorations of the Far North. Proc. U. S. Nat. Museum, xxviii, pp. 673-764. Wash.

MEARNS, E. A.
1907 Mammals of the Mexican boundary. U. S. Nat. Museum. Bull. 56, Wash.

1898 Preliminary Diagnoses of New Mammals of the Genera Sciurus, Castor, Neotoma, and Sigmodon, from the Mexican Border of the U. S. Proc. U. S. Nat. Mus. xx, Wash.

1907 Mammals of the Mexican Boundary of the U. S. A descriptive catalogue of the mammals occurring in that region; with a general summary of the natural history and a list of trees. P. I., Families Didelphidae to Muridae. U. S. Nat. Mus. Bull. 56. Wash.

MERRIAM, C. H.
1894 Abstract of a Study of the American Wood Rats, with Descriptions of 14 New Species and Subspecies of the Genus Neotoma. Proc. Biol. Soc. Wash., ix, pp. 117-128.

1815 Monographic Revision of the Pocket Gophers, Family Geomyidae (exclusive of the species of Thomomys). U. S. Gov't Print Off., Wash.

1895 Long Tailed Shrews of the Eastern U. S. G. S. Miller, Jr. Synopsis of the American Shrews of the Genus Sorex. C. H. Merriam. U. S. Gov 't. Print. Off., Wash.

1895 Long Tailed Shrews of the Eastern U. S. G. S. Miller Jr, Synopsis of the American Shrews of the Genus Sorex. C. H. Merriam. U. S. Gov't. Print. Off., Wash.

1896 Preliminary Synopsis of the American Bears. Proc. Biol. Soc. Wash. x, pp. 65-83.

1896 Synopsis of the Weasels of North America. North American Fauna, 11, Wash.

1898 Life and Crop Zones of the United States. Bull. 10, U. S. Dept. Agri. Biol. Sur. Wash.

1886 Mammals of the Adirondacks H. Holt & Co., New York.

1897 Phenacomys Preblei, a New Vole from the Mountains of Colorado Proc. Biol. Soc, Wash., xi, p. 45.

1897 Revision of the Coyotes or Prarie Wolves, with Description of New Forms. Proc. Biol. Soc. Wash., xi, pp. 19-33. Wash.

1901 Preliminary Revision of the Pumas (Felis Concolor Group) Proc. Wash. Acad. Science, iii, pp. 557-600. Wash.

1901 The Prairie Dog of the Great Plains. Yrbk. Dept. Agri. Wash.

1902 A New Bob-Cat (Lynx uinta) from the Rocky Mountains. Proc. Biol. Soc. Wash., xv, pp. 71-72.

1903 Eight New Mammals from. the U. S. Proc. Biol. Soc. Wash. xvi, pp. 73-78.

1904 New and Little Known Kangaroo Rats of the Genus Perodipus. Proc. Biol. Soc. Wash. xvii, pp. 139-146.

1905 Two New Chipmunks from Colorado and Arizona. Proc. Biol. Soc. Wash. xviii, pp. 163-166.

1908 Three New Prodents from Colorado. Proc. Biol. Soc. Wash. xxi, pp. 143-44.

MILLER, G. S. JR.
1897 Synopsis of the Voles of the Genus Phenacomys. Proc. Biol. Soc. Wash., xi, pp. 77-87.

1897 Revision or the North American Bats of the Family Vespertilionidae. N. Amer. Fauna, 13. Wash.

MILLS, ENOS
1930 Being Good to Bears and Other Stories. Macmillan, New York.

1914 The Story of Estes Park-Long's Peak. Estes Park, Colo. the author, 3rd. ed.

1905 The Stoey of Estes Park and a Guidebook. Outdoor Life Pub., Denver.

1917 The Story of Estes Park, Grand Lake, and Rocky Mountain National Park. The author, Estes Park, Colo. 4th ed. rev. and only.

1932 Waiting in the Wilderness. Macmillan, New York.

1919 The Grizzly, our Greatest Wild Animal. Houghton Mifflin, New York.

1926 The Romance of Geology. Doubleday, Garden City, New York.

1914 The Story of a Thousand-Year Pine. Houghton Mifflin, New York.

1923 Watched by Wild Animals. Doubleday, Garden City, New York.

1931 Bird Memories in the Rockies. Houghton Mifflin, New York.

1916 The Story of Scotch. Houghton Mifflin, New York.

1909 Wild Life in the Rockies. Houghton Mifflin, New York.

1911 The Spell of the Rockies. Houghton Mifflin, New York.

1915 Rocky Mountain Wonderland. Houghton Mifflin, New York.

1913 In Beaver World. Houghton Mifflin, New York.

1924 The Rocky Mountain National Park. Doubleday, Garden City, New York.

MORGAN, ANN H.
1930 Field Book of Ponds and Streams. Putnam's, New York.

MORGAN, L. H.
1849 The American Beaver and his Works. Philadelphia.

MORRISOH, C. F.
1888-1890 A List of the Birds of Colorado. Orn. and Ool., xiii, pp. 145-48, 165-68, 181-83; xiv, 1889, pp. 6-9, 65-68, 145-50; xv, 1890, pp. 36-38, ("to be continued"). 233 sp. to Junco, inclusive.

MYERS, HARRIET WILLIAMS
1922 Western Birds. Macmillan, New York.

NATIONAL PARK SERVICE
Automobile Road Map of Rocky Mt. National Park. Dept. of Int., Wash.

NATIONAL PARK SERVICE
Map of National Parks and National Monuments. Dept. of Int., Wash.

NEEDHAM, J. G. and others.
1905 May-flies and Midges. N. Y. State Mus., Bull. Ent., 23. Albany, New York.

NEEDHAM, F. G. .and J. T. LLOYD
1916 The Life of Inland Waters. Comstock Pub. Co. Ithaca, New York,

NEEDHAM, J. G.
1929 Handbook of the Dragon-flies of N. Amer. C. C. Thomas, Springfield, Ill.

NEEDHAM, J. G. AND P. R. NEEDHAM
1930 A Guide to the Study of Freshwater Biology. C. C. Thomas, Springfield, Ill.

NELSON, E. W. 1907
Descriptions of New N. Amer. Rabbits. Proc. Biol. Science. Wash., xx, pp. 81-84.

OBER, ED H.
1915 Bighorn Food. Forest and Stream, Mar., p. 228. New York.

OSBORNE, A. B.
1922 Where the Rockies Reign Supreme. Illus. World, 37:876-78, Aug. Chicago.

OSGOOD, W. H.
1900 Revision of the Pocket Mice of th~ Genus Perognathus. N. Amer. Fauna, 18, Wash.

1909 Revision of the Aerican Genus Peromyscus. N. Amer. Fauna, 28, Wash.

PACKARD, A. S.
1881 Insects Injurious to Forest and Shade Trees. U. S. Ent. Com. Bul. 7, Gov. Print. Off., Wash.

PALER, T. S.
1897 The Jack Rabbits of the U. S. Biol. Sur. Bull. 8; Wash. Gov't. Pnt. Off. Wash.

PARSONS, EUGENE
1911 Guide Book to Colorado. Litt1e, Brown & Co., Boston.

PARSONS, GEO. H.
1889 The Climate of Colorado and it's Effect on Trees. In U. S. Dept. Agri. Forestry Div., Bull. 2, ed. 2, pp. 221-235. Wash. Gov't. Print. Off.

PIKE, Z. M.
1810 An Account of Expeditions to the Sources of the Mississippi and through the Western Parts of Louisiana the sources of the Arkansas. Kans., La Platte, Pierre Jaun rivers. Performed by order of the government of the U. S. during the years 1805, 06, 07, ect. by Maj. Z. M. Pike. Coues' edition in 3 vols, pub. by F. P. Harper, New York.

POPE, SAXTON
1923 Hunting with the Bow and Arrow. James H. Barry Co., San Francisco.

PRATT, H. S.
1923 Manual of the Land and Fresh-water Vertebrates of the United states. Blakiston, Phila.

1916 Manual of the Common Invertebrate Animals. A. C. McClurg & Co. Chicago.

PREBLE, E. A.
1899 Revision of the Jumping Mice of the Genus Zapus. N. Amer. Fauna, 27. Wash.

1908 A Biological Investigation of the Athabasca-Mackenzie Region. Wash.

QUINN, V.
1923 Beautiful America. Fred A. Stokes, New York.

RAMALEY, F.
1906 Plants of the Florissant Region of Colorado. Univ. Colo. Stud. 3:178-185. Boulder, Colorado.

1907 Plant Zones in the Rocky Mountains of Colorado, Science, N. S. 26:642-43, New York.

1908 Botany of Northeastern Larimer County, Colorado. Univ. Colo. Stud., 5:119-131. Boulder, Colorado.

1916 Dry Grassland of a High Mountain Park in Northern Colorado. Plant World, 19:249-270. Baltimore, Maryland.

1919 Xerophytic Grasslands at Different Altitudes in Colorado. Bull. Torr. Bot. Club. 46:37-52. New York.

1919 Some Mountain Plant Communities of Sandy Soil. Plant World, 22:313-328. Baltimore, Maryland.

1920 Subalpine Lakeshore Vegetation in North Central Colorado. Amer. Journal Bot., 7:57-74. Lancaster, Pennsylvania.

RAMALEY, F. AND W. W. ROBBINS
1909 Studies in Lake and Streamside Vegetation. Univ. Colo. Stud., 5:133-168. Boulder, Colo.

REEVES, C. D.
1907 The Breeding Habits of the Rainbow Darter. Biol. Bull. xiv, p. 35. Lancaster, Penn.

RHOADS, S. N.
1902 Synopsis of the American Martens. Proc. Acad. Nat. Sci. Philadelphia. May.

1898 Contributions to a Revision of the N. Amer. Beavers, Otters and Fishers. Trans. Amer. Philos. Soc. xix, pp. 419-439. Phila.

RICHARDSON, J. DR.
1829 Fauna Boreal1 Americana. London.

1905 Monograph on the Isopods of North America. U. S. Nat. Mus. Bull. 54, Gov't. Print. Off. Wash.

RIDGWAY, ROBERT
1873 The Birds of Colorado. Bull. Essex Inst., v. pp. 174-195, Salem, Massachusetts.

ROBBINS, W. W.
1910 Climatology and Vegetation in Colorado. Bot. Gaz. 49:256-280. Univ. of Chicago Press, Chicago.

1918 Succession of Vegetation in Boulder Park, Colorado. Bot. Gaz. 65:493-525. Univ. of Chicago Press, Chioago.

ROBINSON, B. W. CAPT.
1924 On the Trail of Ursus. Forest and Stream, June, pp. 334-35, 370-73. New York.

ROLFE, MARY A.
1927 Our National Parks, Book I. Benj. H. Sanborn, Chicago.

ROOSEVELT, THEODORE
1901 With the Cougar Hounds. Scribner's Mag., Oct. Nov. New York.

ROOSEVELT, T. and others.
1903 The Deer Family. Macmillan Co, New York.

ROOSEVELT, THEODORE
1905 A Colorado Bear Hunt. Scribner's Mag., October. New York.

1908 Outdoor Pastimes of an American Hunter. Scribner's, New York.

RYDBERG, PER AXEL
1932 Flora of the Prairies and Plains of North America. N. Y. Bot. Garden, New York.

1922 Flora of the Rocky Mountains and Adjacent Plains. The author, New York.

SARGENT, C. S.
1926 Manual of the Trees of North America (exclusive of Mexico). Houghton Mifflin, New York.

SAUNDERS, CHAS. F.
1917 Western Flower Guide, Wild Flowers of the Rockies and West to tbe Pacific. Doubleday, Garden City, New York.

BAY, THOMAS
1823 Account of an Expedition from Pittsburgh to the Rocky Mts. Performed in the Years 1819-20 by Order of the Hon. J. C. Calhoun, Secy. of War; under the command of Maj. S. H. Long. From the notes of Maj. Long, T. Say, and other gentlemen of the party. Compiled by Edwin James, botanist and geologist for the expedition. In two vols. With an Atlas. Phila.

SCLATER, W. L.
1912 A History of the Birds of Colorado. Witherby & Co. London, 8 vol. 576 p.

SETON, E. T.
1906 The American Bison or Buffalo. (Bos americanus, Gmelin, 1788). Scribner's Mag., October, New York.

1925 The Ten Commandments of the Animal World. Doubleday, New York.

1913 Wild Animals at Home. Grossett and Dunlap, New York.

1928 Lives of Game Animals. 4 vols. Doubleday, Garden City, New York.

1906 The Prong-horned Antelope. The Prong-buck of America (Antilocapra americana, Ord. 1818) Scribner's Mag. July. New York.

1906 The White Tailed (Virginia) Deer and it's Kin. (Odocoileus americanus, Erxleben, 1777) Scribner's Mag. Sept. New York.

1906 The Wapiti and his Antlers. A Study of the Wapiti, or Round-horned Elk of America. (Cervus canadensis, Erxleben, 1777) Scribner's Mag. January. New York.

1907 The Snow-shoe Rabbit. Everybody's Magazine, May. New York.

1907 The Habits of Wolves. Including Many Facts about Animals' Marriage. American Mag., November, New York - Springfield, Ohio.

SEYMOUR, A. B. COMP.
1929 Host Index of the Fungi of North America. Cambridge, Harvard U. Press.

SHANTZ, H. L.
1906 Study of the Vegetation East of Pike's Peak; the Bouteloua Formation. Bot. Gaz., 42:16-17, 179-207. Univ. of Chicago, Chicago.

SHELFORD, V. E.
Animal Communities in Temperate America. Univ. of Chicago press, pub. for Geog. Soc. of Chicago, Bull. 5. Chicago.

1909 Life Histories and Larval Habits of the Tiger Beetles (Circindelidae). Linn. Soc. Jour. Zool., xxx, pp. 157-84. London.

1913 The Life History of Abee-fly (Spogostylum anale Say) Parasite of the Larva of a Tiger beetle (Circindela Soutellaris Say var. lecontei Hald.) Ann. Ent. Soc. American, vi, pp. 213-25. Columbus, Ohio.

STAPLETON, PATIENCE
1888 Kady. Bedford Clark Co., Chicago.

STEELE, D. M.
1917 Going Abroad Overland. Putnams, New York, pp. 125-137.

STEJNEGER L. and T. BARBOUR
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