The Zoologist : a monthly journal of natural history (1883)

The Zoologist : a monthly journal of natural history (1908)

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

Zoology - Lovell, Harvey B. (Harvey Bulfinch) 1904 - (Van Nostrand, 1955)

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

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, 1886)

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 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)

Zöology; a textbook for colleges and universities - Cockerell, Theodore D. A. (Theodore Dru Alison), 1866 -1948 (World book company, 1920)

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

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

Zur systematik und verbreitung palaearctischer Collembola - Schött, Harald Gerhard. (P.A. Norstedt & söner, 1893)

Известия на Царските природонаучни институти в София = Izvestiia na Tsarskitia prirodonauchni instituti v Sofiia - Tsarskitie prirodonauchni instituti (Sofiia, Bulgaria) (Pechatnitsa P. Glushkov, 1928)

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

昆蟲世界 = The insect world - Nawa, Yasushi, 1857 -1926 (名和昆蟲硏究所, 1910)

昆蟲世界 = The insect world - Nawa, Yasushi, 1857 -1926 (名和昆蟲硏究所, 1913)