Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1913)

Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1911)

Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1912)

Zoologisches Centralblatt (W. Engelmann, 1894)

Zoologisches Centralblatt (W. Engelmann, 1895)

Zoologisches Centralblatt (W. Engelmann, 1896)

Zoologisches Centralblatt (W. Engelmann, 1897)

Zoologisches Centralblatt (W. Engelmann, 1898)

Zoologisches Centralblatt (W. Engelmann, 1899)

Zoologisches Centralblatt (W. Engelmann, 1900)

Zoologisches Centralblatt (W. Engelmann, 1901)

Zoologisches Centralblatt (W. Engelmann, 1902)

Zoologisches Taschenbuch für Studierende zum Gebrauch bei Vorlesungen und praktischen Übungen - Selenka, Emil, 1842 -1902 (Georgi, 1897)

Zoologisches Zentralblatt (W. Engelmann, 1903)

Zoologisches Zentralblatt (W. Engelmann, 1904)

Zoologisches Zentralblatt (W. Engelmann, 1905)

Zoologisches Zentralblatt (W. Engelmann, 1906)

Zoologisches Zentralblatt (W. Engelmann, 1907)

Zoologisches Zentralblatt (W. Engelmann, 1909)

Zoologisches Zentralblatt (W. Engelmann, 1910)

Zoologisches Zentralblatt (W. Engelmann, 1911)

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

The Zoologist : a monthly journal of natural history (1893)

The Zoologist : a monthly journal of natural history (1895)

Zoology; a text-book for universities, colleges and normal schools - Galloway, Thomas Walton, 1866 -1929 (P. Blakiston's son & co, 1922)

Zoology, complete volume - Staig, Robert A. (Livingstone, 1900)

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, 1895)

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, 1893)

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

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

Zoology; a text-book for secondary schools, normal schools and colleges - Galloway, Thomas Walton, 1866 -1929 (P. Blakiston, 1909)

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

Zoology : a textbook for universities, colleges and normal schools / Thomas Walton Galloway - Galloway, Thomas Walton, 1866 -1929 (Blakiston, 1915)

Zoopathologica - New York Zoological Society. (1916)