Topic 825

species, female, male, males, adult, characters, individuals, closely, variety, latter, groups, distinctly, remarkable, conspicuous, British, occurrence, developed, Species, absent, chiefly, Natural, markings, showing, hairs, Greenland, recent, resemble, northern, mostly, offspring, aquatic, occurring, coloration, naturalists, related, Plate, variations, Linnaeus, egg, belongs, Australia, hatched, resembling, preceding, nomenclature, consists, naturalist, previously, reproductive

Volumes with greatest proportion

12.51% ❧ Rand, Austin Loomer, 1905-. New birds from the Philippines. [Chicago] Chicago Natural History Museum. (1957)
12.39% ❧ Rand, Austin Loomer, 1905-. Review of the subspecies of the sunbird Nectarinia jugularis. [Chicago] Chicago Natural History Museum. (1951)
12.04% ❧ University of Kansas. Museum of Natural History. Miscellaneous publication - University of Kansas, Museum of Natural History. Lawrence, University of Kansas. (1974)
11.71% ❧ Zimmer, John Todd, 1889-. Birds of the Marshall Field Peruvian Expedition, 1922-1923. Chicago. (1930)
11.46% ❧ Rand, Austin Loomer, 1905-1982. Notes on flycatchers of genus Batis. Chicago : Chicago Natural History Museum. (1953)
11.25% ❧ Rand, Austin Loomer, 1905-. A new race of crow. Corvus enca, from the Philippines. [Chicago] Chicago Natural History Museum. (1961)
11.08% ❧ University of Kansas. Museum of Natural History. Occasional papers of the Museum of Natural History, the University of Kansas. Lawrence, Kansas : The University. (1993)
10.81% ❧ University of Kansas. Natural History Museum. Occasional papers of the Natural History Museum, the University of Kansas, Lawrence, Kansas. Lawrence, Kan. : The University. (1996)
10.8% ❧ University of Kansas. Museum of Natural History. Occasional papers of the Museum of Natural History, the University of Kansas. Lawrence, Kansas : The University. (1975)
10.55% ❧ Coquillett, D. W. (Daniel William), 1856-1911. Revision of the Tachinidae of America north of Mexico. A family of parasitic two-winged insects. Washington : Govt. print. off.. (1897)
10.53% ❧ Boulton, Rudyerd, 1901-. A collection of birds from Mount Cameroon. Chicago : Chicago Natural History Museum. (1952)
10.45% ❧ California Academy of Sciences. Occasional papers of the California Academy of Sciences. San Francisco : California Academy of Sciences. (1972)
9.99% ❧ Darwin, Charles, 1809-1882. The descent of man, and selection in relation to sex. New York : D. Appleton and Co.. (1873)
9.8% ❧ Charles Robert Darwin. The descent of man, and selection in relation to sex. Werner. (1871)
9.65% ❧ University of Kansas. Museum of Natural History. Miscellaneous publication - University of Kansas, Museum of Natural History. Lawrence, University of Kansas. (1970)
9.35% ❧ University of Kansas. Museum of Natural History. Occasional papers of the Museum of Natural History, the University of Kansas. Lawrence, Kansas : The University. (1982)
8.96% ❧ Irmler, Ulrich. New neotropical species of the genus Holotrochus (Coleoptera: Staphylinidae: Osoriinae). Lawrence, Kan. : Natural History Museum, University of Kansas. (2005)
8.91% ❧ California Academy of Sciences. Occasional papers of the California Academy of Sciences. San Francisco : California Academy of Sciences. (1969)
8.8% ❧ United States National Museum. Bulletin - United States National Museum. Washington : Smithsonian Institution Press, [etc.]; for sale by the Supt. of Docs., U.S. Govt Print. Off.. (1877)
8.76% ❧ Darwin, Charles, 1809-1882. The descent of man, and selection in relation to sex. New York Hurst. (1870)
8.7% ❧ Rand, Austin Loomer, 1905-1982. New birds from Luzon, Philippine Islands. [Chicago] Field Museum of Natural History. (1967)
8.64% ❧ Baisas, Francisco E. A new species of Tripteroides. [Chicago] Chicago Natural History Museum. (1947)
8.61% ❧ Darwin, Charles, 1809-1882. The descent of man, and selection in relation to sex. New York, Appleton. (1889)
8.56% ❧ University of Kansas. Museum of Natural History. Occasional papers of the Museum of Natural History, the University of Kansas. Lawrence, Kansas : The University. (1972)
8.56% ❧ California Academy of Sciences. Occasional papers of the California Academy of Sciences. San Francisco : California Academy of Sciences. (1970)
8.52% ❧ Schmidt, Karl Patterson, 1890-1957. A new toad from western China. Chicago. (1940)
8.52% ❧ Field Museum of Natural History. The birds of southeastern Madagascar. [Chicago, Ill.] : Field Museum of Natural History. (1997)
8.51% ❧ Charles Darwin. The Descent of man and selection in relation to sex. Rand, McNally. (1874)
8.49% ❧ Neuhauser, Hans N. Notes on bats (Chiroptera: Vespertilionidae) new to the faunal lists of Afghanistan and Iran. [Chicago] Field Museum of Natural History. (1974)
8.41% ❧ Schmidt, Karl Patterson, 1890-1957. Reptiles and amphibians from Central Arabia. Chicago. (1941)
8.39% ❧ Glassman, Sidney F. Preliminary taxonomic studies in the palm genus Attalea H.B.K.. Chicago, Ill. : Field Museum of Natural History. (1977)
8.37% ❧ Charles Darwin. Charles Darwin's Works. D. Appleton and company. (1896)
8.32% ❧ Rand, Austin Loomer, 1905-. The races of the African wood-dove Turtur afer. [Chicago] Chicago Natural History Museum. (1949)
8.31% ❧ Rand, Austin Loomer, 1905-. The races of the bush shrike, Dryoscopus cubla. [Chicago] Chicago Natural History Museum. (1958)
8.24% ❧ University of Kansas. Museum of Natural History. Occasional papers of the Museum of Natural History, the University of Kansas. Lawrence, Kansas : The University. (1976)
8.22% ❧ University of Kansas. Museum of Natural History. Occasional papers of the Museum of Natural History, the University of Kansas. Lawrence, Kansas : The University. (1992)
8.2% ❧ Patterson, Bruce D. On the phyletic weight of mensural cranial characters in chipmunks and their allies (Rodentia:Sciuridae). Chicago : Field Museum of Natural History. (1983)
8.15% ❧ University of Kansas. Natural History Museum. Occasional papers of the Natural History Museum, the University of Kansas, Lawrence, Kansas. Lawrence, Kan. : The University. (1996)
8.15% ❧ United States National Museum. Bulletin - United States National Museum. Washington : Smithsonian Institution Press, [etc.]; for sale by the Supt. of Docs., U.S. Govt Print. Off.. (1877)
8.14% ❧ Sydney Savory Buckman , Francis Arthur Bather. Can the Sexes in Ammonites be Distinguished?. Rait, Henderson and co ., ltd., printers. (1894)
8.1% ❧ University of Kansas. Museum of Natural History. Occasional papers of the Museum of Natural History, the University of Kansas. Lawrence, Kansas : The University. (1976)
8.09% ❧ Tulane University. Tulane studies in zoology. New Orleans, Tulane University. (1953)
8.08% ❧ United States National Museum. Bulletin - United States National Museum. Washington : Smithsonian Institution Press, [etc.]; for sale by the Supt. of Docs., U.S. Govt Print. Off.. (1877)
8.08% ❧ Berry, Edward Wilber, b. 1875. Flora of the Matawan formation (Crosswick's clays). New York. (1903)
8.03% ❧ University of Kansas. Natural History Museum. Occasional papers of the Natural History Museum, the University of Kansas, Lawrence, Kansas. Lawrence, Kan. : The University. (1996)
8.01% ❧ University of Kansas. Museum of Natural History. Occasional papers of the Museum of Natural History, the University of Kansas. Lawrence, Kansas : The University. (1977)
7.94% ❧ Greenbaum, Eli, 1974-. The herpetofauna of Upper Niger National Park, Guinea, West Africa. Lawrence, Kan. : Natural History Museum, University of Kansas. (2005)
7.88% ❧ Takahashi, Ryoichi. Aphididae of Formosa. Taihoku, Formosa, The Institute. (1921)
7.86% ❧ Froggatt, Walter Wilson, 1858-. A descriptive catalogue of the scale insects ("Coccidae") of Australia. Sydney : W.A. Gullick, government printer. (1915)
7.85% ❧ Rathbun, Mary Jane, 1860-1943. ... The grapsoid crabs of America. Washington, Govt. print. off.. (1918)
7.81% ❧ Livezey, Bradley C. Taxonomy and identification of steamer-ducks (Anatidae : Tachyeres). Lawrence, Kan. : Museum of Natural History, University of Kansas. (1992)
7.75% ❧ [Fales, Willard Henry] [from old catalog]. The cool collegians; a comedy in two acts. Boston, G. M. Baker & company. (1883)
7.74% ❧ Peabody Museum of Natural History. Postilla. New Haven, Peabody Museum of Natural History. (1950)
7.7% ❧ Vernon Lyman Kellogg , Gordon Floyd Ferris. The Anoplura and Mallophaga of North American Mammals. The University. (1915)
7.64% ❧ University of Kansas. Museum of Natural History. Occasional papers of the Museum of Natural History, the University of Kansas. Lawrence, Kansas : The University. (1974)
7.63% ❧ Ross, Herbert Holdsworth, 1908-. A synthesis of evolutionary theory. Englewood Cliffs, N.J., Prentice-Hall. (1962)
7.61% ❧ Osgood, Wilfred Hudson, 1875-1947. A new octodont rodent from the Paraguayan Chaco. [Chicago] Chicago Natural History Museum. (1946)
7.56% ❧ Traylor, Melvin Alvah. New birds from Barotseland. Chicago, Chicago Natural History Museum. (1962)
7.53% ❧ Goldman, Edward Alphonso, 1873-1946. Raccoons of North and middle America. Washington, U.S. Govt. Print. Off.. (1950)
7.52% ❧ Poulton, Edward Bagnall, 1856-1943. Essays on evolution 1889-1907. Oxford Clarendon Press. (1908)
7.49% ❧ Chicago Entomological Society. Occasional memoirs. Chicago. (1900)
7.48% ❧ Ingolf (Cruiser). The Danish Ingolf-Expedition. Copenhagen : H. Hagerup. (1916)
7.47% ❧ Sanborn, Colin Campbell, 1897-1962. Two new mammals from southern Peru. [Chicago] Chicago Natural History Museum. (1951)
7.41% ❧ Darwin, Charles, 1809-1882. The descent of man, and selection in relation to sex. New York, D. Appleton and company. (1872)
7.33% ❧ United States National Museum. Bulletin - United States National Museum. Washington : Smithsonian Institution Press, [etc.]; for sale by the Supt. of Docs., U.S. Govt Print. Off.. (1877)
7.32% ❧ Buckton, George Bowdler, 1817-1905. Monograph of the British aphides ... London, Printed for the Ray Society. (1876)
7.31% ❧ Poulton, Edward Bagnall, Sir, 1856-1943. Essays on evolution 1889-1907. Oxford : Claredon Press. (1908)
7.25% ❧ Keeler, Charles Augustus, 1871-1937. Evolution of the colors of North American land birds. San Francisco : California Academy of Sciences. (1893)
7.21% ❧ Voris, Harold K. A phylogeny of the sea snakes (Hydrophiidae). [Chicago] : Field Museum of Natural History. (1977)
7.14% ❧ California Academy of Sciences. Occasional papers of the California Academy of Sciences. San Francisco : California Academy of Sciences. (1893)
7.12% ❧ United States National Museum. Bulletin - United States National Museum. Washington : Smithsonian Institution Press, [etc.]; for sale by the Supt. of Docs., U.S. Govt Print. Off.. (1877)
7.12% ❧ Goldschmidt, Richard Benedict, 1878-1958. The mechanism and physiology of sex determination. Translated by William J. Dakin. London Methuen. (1923)
7.11% ❧ University of Kansas. Museum of Natural History. Occasional papers of the Museum of Natural History, the University of Kansas. Lawrence, Kansas : The University. (1975)
7.08% ❧ San Diego Society of Natural History. Proceedings of the San Diego Society of Natural History. [San Diego, Calif.] : San Diego Society of Natural History. (1990)
7.05% ❧ Hubert Lyman Clark. The Cidaridae. Printed for the Museum. (1907)
6.99% ❧ Britton, Wilton Everett, 1868-1939. Guide to the insects of Connecticut. Hartford, Printed for The State Geological and Natural History Survey. (1911)
6.99% ❧ University of Kansas. Museum of Natural History. Occasional papers of the Museum of Natural History, the University of Kansas. Lawrence, Kansas : The University. (1974)
6.98% ❧ The avifauna of Mt. Kitanglad, Bukidnon Province, Mindanao, Philippines. Chicago, Ill : Field Museum of Natural History. (2008)
6.97% ❧ Strecker, Herman, 1836-1901. Butterflies and moths in their connection with agriculture and horticulture. Harrisburg, L. S. Hart, printer. (1879)
6.9% ❧ Harvard University. Museum of Comparative Zoology. Breviora. Cambridge, Mass., Museum of Comparative Zoology, Harvard University. (1952)
6.9% ❧ Geiser, Samuel Wood, 1890-. Sex-ratios and spermatogenesis in the top-minnow, Gambusia affinis ... Baltimore, Md.. (1922)
6.86% ❧ Heidel, Bonnie L. Conservation status of Rorippa calycina (persistent-sepal yellowcress) in Montana. Helena, MT : Montana Natural Heritage Program. (2001)
6.86% ❧ Duellman, William Edward, 1930-. Frogs of the genus Eleutherodactylus (Anura: Leptodactylidae) in the Andes of northern Peru. Lawrence, Kan. : Natural History Museum, University of Kansas. (1999)
6.81% ❧ Inger, Robert F. A new pelobatid frog of the genus Megophrys from Hong Kong. [Chicago] Chicago Natural History Museum. (1961)
6.8% ❧ Hansen, H. J. (Hans Jacob), 1855-1936. Crustacea Malacostraca. Copenhagen, Printed by Bianco Luno. (1908)
6.75% ❧ United States National Museum. Bulletin - United States National Museum. Washington : Smithsonian Institution Press, [etc.]; for sale by the Supt. of Docs., U.S. Govt Print. Off.. (1877)
6.75% ❧ University of Kansas. Museum of Natural History. Occasional papers of the Museum of Natural History, the University of Kansas. Lawrence, Kansas : The University. (1974)
6.74% ❧ Metcalf, Maynard M. (Maynard Mayo), 1868-1940. An outline of the theory of organic evolution with a description of some of the phenomena which it explains. New York, MacMillan. (1906)
6.74% ❧ University of Kansas. Museum of Natural History. Occasional papers of the Museum of Natural History, the University of Kansas. Lawrence, Kansas : The University. (1992)