Myriapoda symposia of the zoological society of London No. 32: Second International Congress of Myriapodology (The proceedings of a Symposium organised jointly by the Zoological Society of London and the Centre International de Myriapodologie Paris held at the University of Manchester. England, 5–12 April, 1972), Academic Press, London, 1974, pp. 712, price £14.50 ($37.50)