Catalogue of the snakes in the British Museum (Natural History) / by George Albert Boulenger - Boulenger, George Albert 1858 -1937 (1894)

Catalogus mammalium tam viventium quam fossilium - Trouessart, E.-L. (Edouard-Louis), 1842 -1927 (Friedländer, 1898)

Catalogus mammalium tam viventium quam fossilium a doctore E.-L. Trouessart - Trouessart, E.-L. (Edouard-Louis), 1842 -1927 (R. Friedländer & sohn, 1898)

A check list of North American amphibians and reptiles - Stejneger, Leonhard, 1851 -1943 (Harvard University Press, 1917)

A check list of North American amphibians and reptiles - Stejneger, Leonhard, 1851 -1943 (Harvard University Press ; [etc., etc.], 1923)

A check list of North American amphibians and reptiles - Stejneger, Leonhard, 1851 -1943 (Harvard University Press, 1933)