242 



SUBJECT INDEX 



Veliger cilia, inhibitory control of 

 movement, 123, 197, 199 

 Veratrine 



and ciliary activity, 116-8 

 and muscle, 118 

 Viscosity 



and ciliary activity, 83, 187-8, 



189, 190 

 and mechanical interaction 

 betvi^een cilia, 183-4, 

 187-8, 198-92 

 and movement, 129 

 Viviparus spermatocyte centriole, 

 dimensions, 53 



duplication, 59-60, XII 



structure, 54, XII 

 VolvoXy movement and electric 



currents, 93-4 

 Vorticella cilia, 



and ATP, 109 



effect of oxygen lack, 103 



Work done by cilia (rate), 164-6 



Zoothamnium, 



effect of oxygen lack on cilia, 103 

 stalk structure, 36 



