This small book is well translated from Russian by M. Roublev. It attempts to give in 161 pages A. I. Karamyan's ideas on the function of the cerebellum and cerebrum from the evolutionary standpoint. Professor Karamyan has quoted the Russian literature extensively to 1950 and has included a few references from the early 1950's. To this extent the book is worth careful reading. His references from the Western European and USA literature are grossly inadequate, and some ideas indicate a lack of knowledge of what is quoted. There are five chapters (65 pages) given to material on the cerebellum and four chapters on the cerebral hemispheres (72 pages). In addition, chapter 9 gives the author's ideas plus some experimental detail on functional interrelation between cerebellum and cerebrum in fishes, frogs, tortoises, birds, guinea pigs, rats, rabbits, and two cats.
The experiments which Professor Karamyan reports consist largely of conditioned reflex