University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1966)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1968)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1969)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1971)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1970)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1927)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1930)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1932)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1939)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1941)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1942)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1944)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1947)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1949)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1950)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1952)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1954)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1958)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1962)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1970)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1995)

University of Toronto studies. Physiological series. no. 1-98. 1900-28 - University of Toronto. (University Library: Published by the Librarian, 1900)

Untersuchungen über die Fauna Peruana - Humboldt, Alexander von, 1769 -1859 (Scheitlin und Zollikofer, 1844)

Untersuchungen uber die Entwickelungs-Gesetze der organischen Welt wahrend der Bildungs-Zeit unserer Erd-Oberflache : eine von der Franzosischen Akademie im Jahre 1857 gekronte Preisschrift, mit ihrer Erlaubniss Deutsch herausgegeben - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart'sche Verlagshandlung, 1858)

Untersuchungen zur vergleichenden anatomie der wirbelthiere - Gegenbaur, C. (Carl), 1826 -1903 (W. Engelmann, 1864)

Upper thermal tolerances of anuran embryos in relation to stage of development and breeding habits - Zweifel, Richard George, 1926 -2019 (American Museum of Natural History, 1977)

Variation in clutch and litter size in New World reptiles - Fitch, Henry S. (Henry Sheldon) 1909 -2009 (University of Kansas, 1985)

The veliger - California Malacozoological Society. (California Malacozoological Society, 1990)

The veliger - California Malacozoological Society. (California Malacozoological Society, 2012)

Vergelijkende myologische en neurologische studien over amphibien en vogels - Man, J. G. de (Johannes Govertus), 1850 -1930 (S.C. Van Doesburgh, 1873)

Vergelijkende myologische en neurologische Studien over Amphibiens en Vogels - Man, J. G. de (Johannes Govertus), 1850 -1930 (S.C. van Doesburgh, 1873)

Vergleichende Anatomie der Wirbelthiere - Wiedersheim, Robert, 1848 -1923 (G. Fischer, 1902)

Vergleichende Anatomie der Wirbelthiere : mit Berücksichtigung der Wirbellosen - Gegenbaur, C. (Carl), 1826 -1903 (W. Engelmann, 1898)

Vergleichende Anatomie der Wirbelthiere : mit Berücksichtigung der Wirbellosen - Gegenbaur, C. (Carl), 1826 -1903 (W. Engelmann, 1901)