Book Notices

INSECT DEVELOPMENT. Edited by P. A. Lawrence.
THE NATURE TRAIL BOOK OF INSECT WATCHING. By Ruth Thomson.
BIOCHEMICAL INTERACTION BETWEEN PLANTS AND INSECTS. Edited by James W. Wallace and Richard L. Mansell.
SURVEY OF THE WORLD'S APHIDS. By V. F. Eastop and D. Hille Ris Lambers.
MARINE INSECTS. Edited by Lanna Cheng.
THE DISTRIBUTION AND DIVERSITY OF THE SOIL FAUNA. By J. A. Wallwork.
RECHERCHES ACRIDIENNES À MADAGASCAR. Institut National de la Recherche Agronomique, Paris,
A REVIEW OF THE FAMILY SPHINGIDAE OF THE PALEARCTIC AND CHINESEHIMALAYAN FAUNAS. By N. Ya. Kuznetsova. Translated from Russian by M. M. Haque.