Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1878)

Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1898)

Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1879)

Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1883)

Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1884)

Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1885)

Zoologisches Centralblatt (W. Engelmann, 1902)

The Zoologist : a monthly journal of natural history (1869)

The Zoologist : a monthly journal of natural history (1877)

The Zoologist : a monthly journal of natural history (1891)

The Zoologist : a monthly journal of natural history (1892)

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

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

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

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

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

Zur Fortpflanzungsgeschichte der gesammten Vögel. Text - Thienemann, Friedrich August Ludwig, 1793 -1858 (1856)