Zoologisches Zentralblatt (W. Engelmann, 1908)

Zoologisches Zentralblatt (W. Engelmann, 1909)

Zoologisches Zentralblatt (W. Engelmann, 1910)

Zoologisches Zentralblatt (W. Engelmann, 1911)

Zoologiska bidrag från Uppsala - Uppsala universitet (Almqvist & Wiksells, 1914)

Zoologiska bidrag från Uppsala - Uppsala universitet (Almqvist & Wiksells, 1912)

Zoologiska bidrag från Uppsala - Uppsala universitet (Almqvist & Wiksells, 1918)

Zoologiska studier. Festskrift Wilhelm Lilljeborg tillegnad pa hans attionde födelsedag af svenska zoologer - Lilljeborg, Wilhelm, 1816 -1908 (Almqvist & Wiksells, 1896)

The Zoologist : a monthly journal of natural history (1856)

The Zoologist : a monthly journal of natural history (1888)

The Zoologist : a monthly journal of natural history (1894)

The Zoologist : a monthly journal of natural history (1899)

The Zoologist : a monthly journal of natural history (1900)

The Zoologist : a monthly journal of natural history (1902)

The Zoologist : a monthly journal of natural history (1913)

The Zoologist : a monthly journal of natural history (1914)

The Zoologist : a monthly journal of natural history (1915)

The Zoologist : a monthly journal of natural history (1916)

Zoology : being a sketch of the classification, structure, distribution, and habits, of animals - Carpenter, William Benjamin, 1813 -1885 (Wm. S. Orr and Co, 1844)

Zoology : being a systematic account of the general structure, habits, instincts, and uses of the principal families of the animal kingdom, as well as of the chief forms of fossil remains - Carpenter, William Benjamin, 1813 -1885 (Bell & Daldy, 1866)

Zoology - Packard, A. S. (Alpheus Spring), 1839 -1905 (Henry Holt and Company, 1879)

Zoology - Goodnight, Clarence J. (Clarence James), 1914 -1987 (C. V. Mosby Co, 1954)

Zoölogy, descriptive and practical - Colton, Buel P. (Buel Preston), 1852 -1906 (Heath, 1906)

Zoölogy descriptive and practical - Colton, Buel P. (Buel Preston), 1852 -1906 (Copp, Clark, 1886)

Zoology, descriptive and practical - Colton, Buel P. (Buel Preston), 1852 -1906 (D. C. Heath & Co, 1907)

Zoology, descriptive and practical - Colton, Buel P. (Buel Preston), 1852 -1906 (D.C. Heath & Co., Publishers, 1903)

Zoology : an elementary text-book - MacBride, E. W. (Ernest William), 1866 -1940 (Univ. Press, 1920)

Zoology for high schools and colleges - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1886)

Zoology for high schools and colleges - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1889)

Zoology for high schools and colleges - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1895)

Zoology for high schools and colleges - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1880)

Zoology for medical students - Kerr, John Graham, 1869 -1957 (Macmillan and co., ltd, 1921)

Zoology for students : a handbook - Royal College of Physicians of Edinburgh. (Daldy, Isbister, 1875)

Zoology : for students and general readers - Packard, A. S. (Alpheus Spring), 1839 -1905 (Henry Holt, 1879)

Zoology of Colorado - Cockerell, Theodore D. A. (Theodore Dru Alison), 1866 -1948 (University of Colorado, 1927)

Zoology of the invertebrata : a text-book for students - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (A. and C. Black, 1893)

Zoology of the invertebrate animals - Macalister, Alexander, 1844 -1919 (Longmans, Green, 1896)

The zoölogy of the lakes Amatitlan and Atitlan, Guatemala, with special reference to ichthyology - Meek, Seth E. (Seth Eugene), 1859 -1914 (1908)

Zoology : a systematic account of the general structure, habits, instincts, and uses of the principal families of the animal kingdom - Carpenter, William Benjamin, 1813 -1885 (Wm. S. Orr, 1848)

Zoology, a textbook for college and university students - Chidester, Floyd Earle, 1884 -1947 (D. Van Nostrand, 1932)

Zoosystema - Muséum national d'histoire naturelle (France) (Ed. scientifiques du Muséum, 1997)

Zoosystema - Muséum national d'histoire naturelle (France) (Ed. scientifiques du Muséum, 1998)

Zoosystema - Muséum national d'histoire naturelle (France) (Ed. scientifiques du Muséum, 1999)

Zoosystematics and evolution (Pensoft, 2015)

Zoosystematics and evolution (Pensoft, 2016)

Zoosystematics and evolution (Pensoft, 2017)

Zur Kenntniss des Lebens in den stehenden Kleingewässern auf den Skäreninseln - Levander, K. M. (Kaarlo Mainio) ([publisher not identified], 1900)

Die zweite Deutsche Nordpolarfahrt in den Jahren 1869 und 1870, unter Führung des Kapitän Karl Koldewey - Geographische Gesellschaft in Bremen. (F.A. Brockhaus, 1874)

The Zygoptera, or damsel-flies, of Illinois - Garman, Philip 1891 -1972 (1917)

Известия на Царските природонаучни институти в София = Izvestiia na Tsarskitia prirodonauchni instituti v Sofiia - Tsarskitie prirodonauchni instituti (Sofiia, Bulgaria) (Pechatnitsa P. Glushkov, 1937)

Известия на Царските природонаучни институти в София = Izvestiia na Tsarskitia prirodonauchni instituti v Sofiia - Tsarskitie prirodonauchni instituti (Sofiia, Bulgaria) (Pechatnitsa P. Glushkov, 1942)