The Zoologist : a monthly journal of natural history (1871)

The Zoologist : a monthly journal of natural history (1875)

The Zoologist : a monthly journal of natural history (1886)

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

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

Zuträge zur Sammlung exotischer Schmetterlinge : bestehend in Bekundigung einzelner Fliegmuster neuer oder rarer nichteuropäischer Gattungen - Kirby, W. F. (William Forsell), 1844 -1912 (1908)

Известия на Царските природонаучни институти в София = Izvestiia na Tsarskitia prirodonauchni instituti v Sofiia - Tsarskitie prirodonauchni instituti (Sofiia, Bulgaria) (Pechatnitsa P. Glushkov, 1934)

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, 1904)

昆蟲世界 = The insect world - Nawa, Yasushi, 1857 -1926 (名和昆蟲硏究所, 1912)

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

昆蟲世界 = The insect world - Nawa, Yasushi, 1857 -1926 (名和昆蟲硏究所, 1915)

昆蟲世界 = The insect world - Nawa, Yasushi, 1857 -1926 (名和昆蟲硏究所, 1916)

昆蟲世界 = The insect world - Nawa, Yasushi, 1857 -1926 (名和昆蟲硏究所, 1917)