656 



INDEX OF SUBJECTS. 



cerata, 315 



Cercaria, 150 



cerci, 489 



chambered organ, 546 



chela, 373 



ckelicerse, 429, 435 



chiastoneurism, 296 



chilaria, 430 



chloragogue-cells, 219, 238 



chlorophyll, Flagellata, 29, 30; Hy- 



drarise, 83; lufusoria, 35; Porifera, 



73 



chordotonal organ, 495 

 chvomatin, 6 

 chromosome, 11 

 chrysalis, 500 

 cilia, 33 

 cilia-plates, 121 

 cirrus, 146, 155 

 cirri, Cephalochorda, 609; Crinoidea, 



542; Myzostorneae, 244; Polychaeta, 



204, 205 

 clavulae, 574 

 clitellum, 219, 228 

 cloaca, Nematoda, 175, 179; Rotifera, 



192; Urochorda, 631 

 cnidocil, 77 

 cnidoblast, 77 

 coelenterou, 77 

 coelom, 57 

 coenen chyme, 108 

 ccenosarc, 79 

 Coenurus, 158 

 colony-formation, 5, 8; Anthozoa, 108, 



111, 112, 114; Flagellata, 29; Hydro- 



medusae, 78, 85, 87, 91; Polyzoa, 



255; Rhizopoda, 21; Urochorda, 



628 



columella, 90, 107 

 complemental males, 401 

 conjugation, 24. 25, 31, 37 

 contractile vacuole, 15 

 corallum, 89 

 cormus, 41 

 costae, 107 

 coxal glands, Arachnida, 441; Xi- 



pbosura, 432 

 cribellum, 449 



crural glands, Insecta, 502; Myriop- 



oda, 485, 487; Protracheata, 479. 

 crystalline style, 333 

 ctenidium, 278 

 Cuvierian organs, 588 

 cyathozooid, 632 

 Cyphonautes, 264 

 Cysticercoid, 158 

 Cysticercus, 158 

 cytode, 8 

 eytolymph, 4 

 cytoplasm, 4 



Dactylozoid, 90 



delaiiiinatiou, 55 



Desor's larva, 167 



deutovum, 456 



development, Acanthocephala, 182; 

 Acariua, 456; Asteroidea, 559; 

 B"rachiopoda, 272: Cephalopoda, 

 363; Cestoda, 157; Crinoidea, 551; 

 Crustacea, 417; Echinoidea, 583; 

 Enteropueusta, 605; Gasteropoda, 

 319; Gephyrea, 242; Hirudinea, 

 237; Holothuroidea, 590; Hydio- 

 medusa3, 92; Insecta, 521; Nema- 

 toda, 176; Nemertina, 167; Oli- 

 gochaeta, 225; Ophiuroidea, 570; 

 Pelecypoda, 339; Pentastomidae, 

 463; Phorouidae, 249; Polychaata, 

 213; Polyzoa, 263; Porifera, 74; 

 Pycnogouida, 466; Scapbopoda, 

 324; Scyphornedusse, 103; Troma- 

 toda, 148; Turbellaria, 140; Uro- 

 chorda, 624; Xiphosura, 432 



digestive gland, Arachuida, 437; 

 Braehiopoda, 271; Crustacea, 378; 

 Mollusca, 280; Rotifera, 192; 

 Xiphosura, 430 



digestive system, Amphineura, 286; 

 Arachuida, 437; Braehiopoda, 270; 

 Cephalocorda, 612; Cephalopoda, 

 348; Chsetognatha, 187; Cha-topo- 

 da, 206, 220; Crustacea, 377; Di- 

 itophilus, 198; Echiuodera, 185; 

 Echinoderma, 5li9; Enteropueusta, 

 605; Gasteropoda, 300; Gastrotrieha, 

 196; Gephyrea, 238; Hirudinci, 



