Dean bibliography of fishes - American Museum of Natural History (American Museum of Natural History, 1971)

Denkschriften der Medicinisch-Naturwissenschaftlichen Gesellschaft zu Jena - Medizinisch-naturwissenschaftliche Gesellschaft zu Jena. (Fischer, 1910)

Descriptio systematica animalium Belgii septentrionalis, adjectis synonymis nec non locis in quibus reperiuntur / auctore R. T. Maitland - Maitland, Robert T. (C.C. van der Hoek, 1851)

Descriptions of two new leeches from Porto Rico - Moore, John Percy 1869 -1965 (Gov't print. off, 1901)

Descriptive and illustrated catalogue of the physiological series of comparative anatomy contained in the Museum of the Royal College of Surgeons of England - Owen, Richard, 1804 -1892 (Taylor [and] Francis (pr.), 1900)

Development of long-term biomonitoring in Elk Island National Park using benthic macroinvertebrates - Alberta Environmental Centre. (Alberta Environmental Centre, 1995)

The development of the mesonephras and the Müllerian duct in Amphibia - Hall, Robert William, 1872 - ([s.n.], 1904)

Dictionary of biological equivalents, German-English - Artschwager, Ernst, 1889 -1957 (The Williams & Wilkins company, 1930)

Dictionnaire des sciences naturelles, dans lequel on traite méthodiquement des différens êtres de la nature, considérés soit en eux-mêmes, d'après l'état actuel de nos connoissances, soit relativement à l'utilité qu'en peuvent retirer la médecine, l'agriculture, le commerce et les artes. Suivi d'une biographie des plus célèbres naturalistes ... - Cuvier, Frédéric, 1773 -1838 (F. G. Levrault;||Le Normant, 1827)

A directory of Illinois systematists and ecologists - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1986)

A directory of Illinois systematists, ecologists, and field biologists - Robertson, Kenneth Ray, 1941 - ([Section of Botany and Plant Pathology, Illinois Natural History Survey], 1989)

Directory of zoological taxonomists of the world - Blackwelder, Richard Eliot 1909 -2001 (Published for the Society of Systematic Zoology by Southern Illinois University Press, 1961)

Dobutsugaku zasshi - Nihon Dobutsu Gakkai. (Tokyo Dobutsu Gakkai, 1895)

Dobutsugaku zasshi - Nihon Dobutsu Gakkai. (Tokyo Dobutsu Gakkai, 1899)

Dobutsugaku zasshi - Nihon Dobutsu Gakkai. (Tokyo Dobutsu Gakkai, 1914)

dong wu de fen lei - Wang, Yunwu & Zhou Jianren. (shang wu yin shu guan fa xing, 1936)

Doriana - Museo civico di storia naturale Giacomo Doria (Genoa, Italy) ([Museo civico di storia naturale "G. Doria", 1949)

Doriana - Museo civico di storia naturale Giacomo Doria (Genoa, Italy) ([Museo civico di storia naturale "G. Doria", 1953)

Dr. H.G. Bronn's Klassen und Ordnungen des Thier-Reichs, wissenschaftlich dargestellt in Wort und Bild - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C. F. Winter, 1879)

Dr. H.G. Bronn's Klassen und Ordnungen des Thier-Reichs, wissenschaftlich dargestellt in Wort und Bild - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C. F. Winter, 1904)

Dr. Johannes Leunis Synopsis der thierkunde. Ein handbuch für höhere lehranstalten und für alle, welche sich wissenschaftlich mit der naturgeschichte der thiere beschäftigen wollen - Leunis, Johannes, 1802 -1873 (Hahnsche buchhandlung, 1886)

Dr. Johannes Leunis Synopsis der thierkunde. Ein handbuch für höhere lehranstalten und für alle, welche sich wissenschaftlich mit der naturgeschichte der thiere beschäftigen wollen - Leunis, Johannes, 1802 -1873 (Hahnsche buchhandlung, 1883)

The early development of lepas. A study of cell-lineage and germ-layers - Bigelow, Maurice Alpheus, 1872 -1955 (Printed for the Museum, 1902)

An ecological characterization of Coastal Maine (north and east of Cape Elizabeth) - U.S. Fish; Wildlife Service (Department of the Interior, U.S. Fish and Wildlife Service, Northeast Region, 1980)

Ecological condition of coastal ocean waters along the U.S. western continental shelf, 2003 - United States. National Marine Fisheries Service. (U.S. Environmental Protection Agency, 2008)

An ecological study of the black-crowned night heron in southern Alberta - University of Alberta. Department of Zoology. (1966)

An ecological study of the mayfly Chirotenetes - Clemens, W. A. (Wilbert Amie), 1887 -1964 (University Library, pub. by the librarian, 1917)

An ecological survey of Isle Royale, Lake Superior - Adams, Charles C. (Charles Christopher), 1873 -1955 (Wynkoop Hallenbeck Crawford Co., State Printers, 1909)

Ecology of Buzzards Bay : an estuarine profile - United States. National Biological Service. (U.S. Dept. of the Interior, National Biological Service, 1996)

Education through nature study; foundations & methods - Munson, John P. (Kellogg, 1903)

Eesti Looduseuurijate Seltsi aastaraamat - Eesti Looduseuurijate Selts. (Valgus, 1901)

Eesti Looduseuurijate Seltsi aastaraamat - Eesti Looduseuurijate Selts. (Valgus, 1915)

The effect of seston on the life history, growth, and distribution of Neureclipsis bimaculata (Trichoptera : Polycentropodidae) in a boreal river - Richardson, John, 1946 - (University of Alberta, Dept. of Zoology, 1983)

Effects of beach nourishment on the nearshore environment in Lake Huron at Lexington Harbor (Michigan) - Coastal Engineering Research Center (U.S.) (The Center, 1982)

Effects of heated discharge and entrainment on benthos in the vicinity of the J.H. Campbell Plant, eastern Lake Michigan, 1978-1981 - University of Michigan. Great Lakes Research Division. (Great Lakes Research Division, University of Michigan, 1982)

The effects of inanition and malnutrition upon growth and structure - Jackson, Clarence Martin, 1875 -1947 (P. Blakiston's son & co, 1925)

The Effects of supersaturation of dissolved gases on the fishery of the Bighorn River downstream of the Yellowtail Afterbay Dam - Montana Cooperative Fishery Research Unit. (Cooperative Fishery Research Unit, Montana State University, 1988)

Einleitung in die experimentelle Morphologie der Tiere - Przibram, Hans, 1874 -1944 (F. Deuticke, 1904)

Electron-microscopic structure of protozoa - Pitelka, Dorothy R. (Dorothy Riggs), 1920 - (Pergamon Press; [distributed in the Western Hemisphere by Macmillan, New York], 1963)

Elementarcurs der zootomie in fünfzehn vorlesungen - Hatschek, Berthold, 1854 -1941 (G. Fischer, 1896)

Elementary palæontology for geological students - Woods, Henry, 1868 -1952 (at the University Press, 1893)

An elementary text-book of biology, comprising vegetable and animal morphology and physiology - Ainsworth-Davis, J. R. (James Richard), 1861 -1934 (Charles Griffin, 1893)

Elementary text-book of zoology - Parsons, John Herbert, Sir, 1868 -1957 (E. & S. Livingstone, 1901)

Elementary text-book of zoology - Masterman, Arthur T (E. & S. Livingstone, 1902)

Elementary text-book of zoology - Claus, Carl, 1835 -1899 (W. Swan Sonnenschein, 1885)

Elementary text-book of zoology - Claus, Carl, 1835 -1899 (W. S. Sonnenschein, 1884)

Elementary text-book of zoology, general part and special part: protozoa to insecta - Claus, Carl, 1835 -1899 (Swan Sonnenschein, 1892)

Elementary text-book of zoology - Claus, Carl, 1835 -1899 (Macmillan, 1884)