INDEX 



693 



Caudal furca (rami), 339, 355, 358, 

 360, 364, 372, 379, 388, 390 



Cavolinia, 569; 567, 568 



Cecidomyidae, 509 



Cells, 7 ; assuming various functions, 

 128; Corneagen, 310; Flame, 202; 

 134, 197, 203, 235, 240, 243, 27s; 

 Interstitial, 147 and n. ; Iris, 310; 

 Lasso, 193, 195; Musculo-epithe- 

 lial, 146; of Porifera, 117, 118, 124; 

 Pole, 130, 289; Sensory, 128, 147, 

 149, 201, see also Sense organs; 

 Somatic of Volvocina, 10, 58; 

 Thread, 147; Yellow, 262. See 

 also Choanocytes, Myoblast, Oeno- 

 cytes, Pinacocytes, Porocytes, etc. 



Cellular animals, 7; structure, 124, 128 



Cellulases, 130, 435, 559, 587 



Cellulose, 12, 56, 86, 130, 131 



Central capsule, 80 



Central nervous system, 136; 137, 

 138, 199; of Annelida, 262; of 

 Chordata, 660; of Tunica ta, 675. 

 See also Brain, Ganglion, Nervous 

 system 



Centrodorsal ossicle, 655; 656 



Cephalization, 144; of Crustacea, 

 332; of Polychaeta, 266 



Cephalochorda, see Amphioxus 



Cephalodiscus, 668 ; 660, 662 



Cephalopoda, 587 



Cephalothorax, of Arachnida, see Pro- 

 soma ; of Brachyura, 404 ; of Cope- 

 poda, 370, 371, 372; oiLigia, 395 



Cerambycidae larvae, 435 



Cerata, 569 



Ceratium, 54; 36; macroceras, 55 



Ceratophyllus fasciatusy 514; 513 



Cerci anales, 431 



Cerebral ganglia, see Brain; Gang- 

 lion, Cerebral 



Cerebral organ, 235 



Cerebral vesicle, 676, 677 



Cerebratulus, 237 



Cervical groove, 332 



Cervical sclerites, 428 



Cestoda, 223; 198; Merozoa, 225, 

 227; Monozoa, 225, 230 



Cestus Veneris, 196 



Ceuthorrhynchus, 495 



Chaetae, 260, 260 ; 305 ; of Acantho- 

 bdella, 300 ; of Archiannelida*, 294, 

 295, 296; of Chaetopoda, 261 ; of 

 Echiuroidea, 301 ; of Oligochaeta*, 



286-94 (passhn) ; of Polychaeta*, 



265-72 (passim); of brachiopod 



larva, 618 

 Chaetoderma, 549 

 Chaetognatha, 618; 2 

 Chaetonotus, 242 

 Chaetopoda, 261 ; 260 

 Chaetopterus, 264, 270, 271 ; perga- 



mentaceus, 269 

 Chambered organ, 656; 630, 655 

 Chambers, of cephalopod shells, 602; 



of Foraminifera shells, 75 

 Cheeks of Trilobita, 323 

 Cheilostomata, 613; 608 

 Cheimatobia, 491 

 Chela, 339 

 Chilaria, 517, 526 

 Chilina, 564 

 Chilo, 491 

 ChilomonaSy 52 

 Chilopoda, 418 

 Chirocephalus, 311, 326, 327, 331, 



332, 348, 357, 359, 359, 364, 367, 



373; diaphanus, 356, 357 

 Chironomidae, 509 

 Chironomus, 439; 301, 446 

 Chitin, 309 n. ; 260 

 Chiton, 548; 143, 548, 583 

 Chlamydomonas , 56; 20, 28, 29, 29, 



30, 31, 32, 33, 38, 46, 57; angulosa, 



29; brauni, 31, 32; euchlora, 31; 



longistigma, 29; media, 32; steini, 



31 

 Chlamydospores, 38 

 Chloeon, 481 

 Chlorocruorin, 133; 263 

 Chloromonadina, 54; 49 

 Chlorophyll, 47 

 Chloroplasts, 47; 19 n. 

 Chlorops taeniopus, 512 

 Choanocytes, 117; 118, 119, 120, 



123, 124, 125, 126 

 Choanoflagellata (Choanoflagellidae), 



65 

 Cho7idr acanthus, 375 ; gibbosus, 375 

 Chondrioderyna, 86 ; difforme, 87 

 Chonotricha, 114; 26, 33 

 Chordata, 660; 2 

 Chorion, of egg of Insecta, 446 

 Chromatophores, of Cephalopoda, 



591; of Crustacea, 343, 344; of 



Phytomastigina*, 47; 18, 30, 46, 



50-6 (passim) 

 Chromidium, 28 



