Cortical sensory organization vol. 3: Multiple auditory areasC. N. Woolsey (ed). Vol. 3. pp. xv + 265 £27.50. Humana Press Clifton, New Jersey, (1981 and 1982)

Book reviews three dimensions of the position and movement of an auditory source-in the cortex of the bat. In a fascinating chapter (Vol. 3) Suga describes the representation within one arca of the bearing and velocity of insect targets detected by the bat’s sonar system while a separate area deals with the detection of the particular combinations of frequency modulation which provide clues to the range of the targets. His conclusion that the

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