Â. Ì. Teplov's well-known concept is complemented by the artistic-communicative approach to the problem of musical abilities. During the forty years which passed since publication of Teplov's book the situation in musicology has seriously changed - now we have a lot of data which testify to correctness of the communicative approach (E. Nazaikinsky, V. Medoushevsky, et al.). Psychological observation of children's behavior and experiments performed with students of Moscow conservatory provided additional information supporting the above statement.