XVIII. Experiments in 1893, 1894, and 1896 upon the colour-relation between lepidopterous larvæ and their surroundings, and especially the effect of lichen-covered bark upon Odontopera bidentata, Gastropacha quercifolia, etc

Published in Transactions of The Royal Entomological Society of London, in 1903, in volume 51, pages 311-374

Date published:1903