266 



INVERTEBRATE ZOOLOGY 



Carterius, 87 

 Cartilage, 64, 65 

 Caryophyllaeiis, 126 

 Cattle tick, 229 

 Cell as an individual, 20 



Cell constancy, 15 



Cell lineage, 15 



Cell organs, 22 



Cellulose, 33 



Cement glands, 136 



Centipeds, 233 



Central nervous system, 77, 78, 94, 

 110, 125, 130, 135, 141, 146, 

 148, 167, 174, 177, 184, 189, 

 193, 204, 220, 246 



Centrolecithal, 14 



Centropyxis, 41, 57 



Centrosome, 14 



Centrums, 234 



Cephaline gregarines, 44 



Cephalopoda, 197, 201 



Cephalothorax, 206, 225 



Cephalothrix, 126 



Ceramaster, 182 



Ceratium, 56 



Cercariae, 115 



Cerebral ganglia, 193 



Cerebratulus, 126 



Cerebro-pleural ganglion, 189 



Cerianthus, 103 



Cestida, 103 



Cestoda, 116, 126 



Cestodaria, 118, 126 



Cestus, 102, 103 



Chaetoderma, 201 



Chaetogaster, 157 



Chaetognathi, 145, 157 



Chaetonotus, 143 



Chaetopleura, 201 



Chaetopoda, 147, 157 



Chaetopterus, 157 



Chagas' disease, 37 



Chalk, 42 



Charybda, 102 



Chelae, 218, 227 



Chelicerae, 226, 227 



Chelifer, 229, 234 



Cheliped, 218 



Child, CM., 109 



Chilomastix, 35, 56 

 Chilomonas, 56 

 Chilopoda, 205, 232, 234 

 Chitons, 185, 201 

 Chlamydomonas, 56 

 Chloridella, 218, 223 

 Chloromyxum, 48 

 Chlorophyll, 24, 32 

 Choanoflagellates, 34, 35, 257 

 Chordata, 1 

 Chordodes, 133 

 Chromatophores, 32 

 Chromosomes, 11, 26 



autosomes, 13 



in Protozoa, 26 



X-, 13 



Y-, 13 

 Chromulina, 56 

 Chronology, geologic, 6 

 Chrysidella, 34, 56 

 Chrysomonadina, 56 

 Chrysopyxis, 56 

 Chydorus, 222 

 Cilia, 29, 49, 52 

 Ciliata, 29, 49, 57 

 Ciliated grooves, 148, 186 

 Ciliophora, 29, 49, 57 

 Circulatory system, 71 

 Circumferential canal, 90 

 Cirri of ciliates, 52 



of crinoids, 179 

 Cirripathes, 103 

 Cirripedia, 209, 215, 223 

 Cirrus, 76, 136, 149 

 Cladocera, 210, 222 

 Clam worm, 149, 151 

 Clams, 186 

 Clasping organs, 76 

 Classification, basis of, 2 

 Clathrina, 87 

 Clathruhna, 57 

 Clava, 102 

 Cleavage, determinate, 14 



indeterminate, 14 



patterns, 14 

 Cleveland, L. R., 35 

 Cliona, 87 

 Clitellata, 154 

 Clitellum, 152 



