452 
Asterias, 225, 231 
Asteroidea, 224, 225, 230 
Astraea, 68, 70 
Astropectinidae, 230 
Astrophyton, 234 
Atalanta, 203 
Atax, 421 
Athalia, 379 
Atrial chamber, 436 
Atypus, 415 
Aulostoma, 132, 137 
Aurelia, 61, 62 
Autolytus, 158 
Autozoids, 73 
Avicularia, 185 
Azine, 111 
Azygobranchiata, 203 
BADHAMLIA, 8 
Balaninus, 360 
Balanoglossus, 425 
Balantidium, 28 
Balanus, 271, 273 
Bdelloura, 95 
Béche-de-mer, 251 
Beroe, 77 
Bilharzia, 112, 113 
Bipalium, 81 
Bipinnaria, 430 
Birgus, 287 
Bivium, 227, 246 
Blastostyle, 53 
Blatta, 336 
Bojanus, organs of, 194 
Bombus, 387 
Bombycina, 353 
Bombyliidae, 373 
Bombyx, 350, 354 
Bonellein, 166 
Bonellia, 151, 166, 167 
Bopyridae, 297 
Bostrichidae, 360 
Bostrychus, 361, 380 
Bothriocephalus, 103, 105 
Botryoidal tissue, 132 
Bowerbankia, 185 
Brachiopoda, 169 
Brachydrilus, 147 
Brachyura, 268, 286, 289 
Branchellion, 132 
Branchial hearts, 210 
Branchiata, 253, 254 
Branchiomma, 157 
Branchiopoda, 260 
Branchiostegites, 287 
Branchipus, 230, 233 
Branchiura, 264 
Brisinga, 230, 233 
Buccinum, 204 
Bucephalus, 113 
ZOOLOGY 
Bugula, 186 
Bulla, 206 
Bulloidea, 207 
Buthus, 395 
Byssus, 192 
CALANELLA, 269 
Calanidae, 269 
Calearea, 36, 41 
Caligus, 268 
Calliobothrium, 105 
Caloptenus, 342 
Calotermes, 342 
Calyptoblastea - Leptome- 
dusae, 55 
Campanularidae, 56 
Campodea, 334 
Capillitium, 9 
Capitellidae, 156 
Caprella, 292 
Caprellidae, 293 
Capsidae, 364 
Carabidae, 357 
Carcinus, 278 
Cardium, 192 
Cardo, 322 
Carididae, 286 
Carina, 273 
Carinaria, 204 
Carinella, 120, 123 
Caryophyllaeus, 102, 105 
Caryophyllia, 68, 70 
Cecidomyia, 373 
Cecidomyiidae, 373 
Cell, 1 
Cellulose, 2, 436 
Central capsule, 20 
Cephalodiscida, 431 
Cephalodiscus, 424, 431 
Cephalopoda, 102, 189, 
210 
Cerambycidae, 361 
Cerambyz, 361 
Cerata, 205 
Cercaria, 107 
Cerceris, 386 
Cercomonas, 25 
Cercopidae, 365 
Cerebratulus, 122 
Cerianthus, 65, 68 
Ceroxylus, 337 
Cestoda, 80, 95, 112 
Cestus, 77 
Chaetifera, 159 
Chaetoderma, 
305 
Chaetogaster, 147 
Chaetogastridae, 148, 150 
Chaetopoda, 123, 138, 140, 
168, 177, 187 
121, 196, 
Chaleididae, 380 
Charybdaea, 60, 63 
Cheimatobia, 352 
Chelifer, 402 
Chernes, 402 
Cheyletus, 420 
Chilognatha, 310, 315 
Chilopoda, 310 
Chimaera, 104 
Chiton, 196, 223 
Chlamydospore, 5, 7, 35 
Chloragogen cells, 153 
Chlorophyll, 2, 6, 44 
Choanoflagellata, 24, 38 
Chondracanthus, 269 
Chondrioderma, 8 
Chondrosia, 41 
Chordata, 122, 423 
Chromatophores, 210, 220 
Chrysididae, 386 
Chrysomela, 361 
Chrysomelidae, 361 
Chrysopa, 347 
Chthonius, 402 
Cicada, 365 
Cicadidae, 364 
Cicindelidae, 357 
Ciliata, 26, 33 
Ciliophrys, 25 
Cinclides, 67 
Cingulum, 136, 144 
Ciona, 435 
Cirrhipedia, 271, 298 
Cistella, 170 
Cladocera, 255, 261 
Clathrulina, 18, 19 
Clavidae, 55 
Clepsidrina, 35 
Clepsine, 132 
Clio, 208 
Clitellum, 144 
Clypeastroidea, 248, 245 
Clypeus, 323 
Cnethocampa, 354 
Coccidae, 362, 368 
Coccidiidea, 34, 35 
Coccinellidae, 361 
Coccus, 369 
Codosiga, 24 
Coelenterata, 28, 47, 89, 
79 
Coelenterates, 21 
Coelenteron, 51, 63, 78 
Coelom, 78,\118, 132, 152, 
181, 205, 215, 234, 246, 
288, 303, 328 
Coelomata, 78, 235 
Coeloplana, 76, 92 
Coenenchyma, 68 
Coenosarc, 51, 68, 74 
