1. and (1936) The Comparative Anatomy of the Nervous System of Vertebrates, Including Man. Macmillan, New York.
2. (1963) The central nervous system of sharks and bony fishes with special reference to sensory and integrative mechanisms. In: Sharks and Survival, ed. D.C. Heath & Co., Lexington, MA, pp. 165-241.
3. An electrosensory area in the telencephalon of the little skate, Raja erinacea
4. and (in prep.) The electrosensory map in the skate tectum mesencephali is limited to the visual field.