150 INDEX 



Taxis, 82 Tropisms, 82 



Temperature of sea, 31 ; and life- Tropical life, 55 



phases, 40 ; perception of, 69 ; Tunicates, feeding of, 89 



optimal, 77 ; range of, 60 



Tides, 29 ; and cockle, 38 ; and Whales, feeding of, 88 



Convoluta, 38 ; and fisheries, 



38 ; irregularities of, 30 ; and Zones of life, 5 



littoral animals, 38 



CAMBRIDGE : PRINTED BY JOHN CLAY, M.A. AT THE UNIVERSITY PRESS 



