INDEX OF NAMES 



Acanthodoris pilosa, spawn, 274 

 Accra y spp., habitat, 57 



reproduction, 271 

 Actinia, spp., protective coloration, 



95 . 



behaviour, 221 



reproduction, 262-3 

 Actinoloba, spp., locomotion, 160-1 



reproduction, 262 

 Acmeea, reproduction, 270 

 Adamsia, spp., commensal, 135, sqq. 

 Aeolids, parasitised, 146 



locomotion, 173 



spavi^ning, 274-5 

 Aepophilus, adaptations, 308 

 Acpiis marinus, adaptations, 308, 310 

 Alcyonium digitatum, habitat, 49 

 Alcyonium, feeding, 194 

 Algce, associations (zones), 41, sqq. 



as food of shore animals, 189 



economic use, 292, sqq 



injurious spp., 297-8 

 Ammodytes, burrowing, 73 



bait, 289 

 Amphictenidae, tubes, 103, 243 

 Amphioxus, larvae, 247 

 Amphipoda, care of eggs, 252 



reproduction, 269 

 Amphorina, spp., spawn, 274 

 Ampullaria, respiration, 207 

 Afiabas scandens, respiration, 206 

 Ancistrum, spp., commensal, 139 

 Ancula cristata, power of adhesion, 



69 



spawn, 274 

 Anemonia sulcata, reproduction, 262 

 Annelida (Polychasta), tubes, 102 



locomotion, 164-5 



nervous system, 224, sqq. 



reproduction, 263, sqq. 

 Anomia, commensal, 135 

 Antennularia antennina, reaction to 



gravity, 237 

 Anthea, behaviour, 221 



Antholoba reticulata, commensal, 137 

 Anthozoa, locomotion, 159-60 



feeding, 190 



reproduction, 262 

 Antiopella, autotomy, 129 



spawn, 27s 

 Anurida maritima, description, 309 

 Aphrodite aculeata, bristles of, 102 

 Aplysia, reproduction, 271 



dye-yield, 287 

 Aporrhais pes-pelicani, adaptation, 



73-4 

 Arbacia pustulosa, habitat, 247 

 Area, eye, 229 

 Arenicola, habitat, 52 



resistance to desiccation, 64 



feeding, 192 



respiration, 210-1 



nervous system, 225 



reproduction, 265-6 



spawn, 273 



bait, 289 

 Aricia, reproduction, 263 

 Artemia salina, salinity conditions, 



83 

 Arthropoda (tracheate), 311 

 Ascidians, spp., commensalism, 135 



feeding, 196 



larvge, 247 

 Ascophylliim, effect on waves, 66 



galls, 86, 136, 149, 150 



economic aspect, 294 



description, 305 

 Asterias, spp., burrowing, 73 



in combat, 107 



autotomy and regeneration, 

 124 



locomotion, 156 



feeding, 190 



sight-sense, 223 



reaction to light, 231 



reproduction, 259, 263 



damage by, 300 

 Asterina, spawn, 249 



327 



