INDEX 



709 



282-283; earthworm, jji,222; honey- 

 bee, 318, 319; snail, 255; squid, 260. 



Circulatory system, 78; Enter opneusta, 

 388; fish, 450; frog, 484; Hirudo, 

 238; lamprey, 418; nemertine, 177, 

 178; perch, 438; pigeon, 583, 584; 

 rabbit, 638 ; spider, 373, 374 ; Squalus, 

 425, 426; turtle, 531; vertebrates, 

 406, 489. 



Circus, 605. 



Cirripedia, 294, 295, 299, 300. 



Cirrus, of A mphioxus, 396, 397 ; Planaria, 



152, 153- 

 Citdlus, 658. 

 Civets, 653. 



Cladocera, 293, 294, 299. 

 Clamatores, 616. 

 Clams, 24, 263. 

 Claspers, of dogfish, 423, 428. 

 Class, 21 ; Classification, 21-23. 

 Clathrina, 104. 

 Claudius, 535. 

 Clavicle, 404, 495, 496. 

 Clavicornia, 361. 

 Claws, 372, 373, 403 ; of mammals, 677 ; 



of Peripatus, 306, 307 ; Pigeon, 577 ; 



poison, of centipedes, 310. 

 Cleavage, 83, 85, 86, 87, 88, 507. 

 Clemmys, 542. 

 Clepsine, 232, 239. 

 Cleridce, 361. 

 Clione, 258. 

 Clisiocampa, 354. 

 Clitellum, 217. 

 Clitoris, 641. 



Cloaca, 154, 206, 207, 406, 481, 490. 

 Clonorchis, 162. 

 Clupea, 458, 459; Clupeida, 444, 458; 



Clupeiformes, 443. 

 Clypeus, 313. 

 L'lytia, 128. 

 Cnemidophorus, 538. 

 Cnidoblast, no, in. 

 Cnidocil, no, in. 

 Coagulation, of protoplasm, n. 

 Cobra, 539, 565. 

 Coccida, 347. 



Coccidiidea, 52; Coccidium, 52. 

 Coccinellidce, 363. 

 Coccus, 370. 

 Cochlea, 411, 640. 

 Cockatoo, 591, 610. 



Cockroaches, 343. 



Cocoons, 155, 227, 228, 324. 



Codfish, 470, 474, 476. 



Cu-filia, 510; Cxciliidcz, 510, 512. 



Ccelenlerata, 108-144; classification, 108; 

 contrasted with Ctcnophora, 148; defi- 

 nition, 142 ; economic importance, 144, 

 morphology, 142 ; physiology, 143. 



Coelenteron, 120. 



Ccelom, 88, 89; Acanthocephala, 180; 

 A mphioxus, 399; Annelida, 240; 

 Ascaris, 171, 172; Asterias, 192, 210; 

 Bugula, 184; crayfish, 216, 217; 

 Enteropmusta, 387, 388 ; frog, 507 ; 

 mollusks, 270; nemertine, 177; verte- 

 brates, 401. 



Coelomata, 241. 



Ccdomoccda, 25. 



Cceloplana, 167. 



CaindidcB, 658, 666. 



Ccenolestes, 642, 648. 



Ccenosarc, 120. 



Ccenurus, 168. 



Coerebida;, 593. 



Coleoplera, 337, 360-364. 



Cole ps, 63. 



Col in us, 606. 



Collar, cell, 94. 



Colloblasts, 146, 147. 



Colon, 638. 



Colonial Hydrozoa, 119, 120. 



Colors, of Amphibia, 522; birds, 621. 



Colpoda, 63. 



Colubridie, 539, 560; Colubrince, 539. 



Columba, 575, 630; Columbida, 590, 607, 

 609. 



Columella, of coral polyp, 137; frog, 505. 



Colymbijormes, 589, 599. 



Comb jellies, 23, 145. 



Commensalism, 106. 



Condor, 604. 



Condylura, 642. 



Coney, 645. 



Conjugation, 59. 



Conuropsis, 610. 



Convolutions, of brain, 639. 



Coot, 606. 



Copepoda, 294, 295, 299, 300. 



Copperhead snake, 566. 



Copulation, crayfish, 288 ; earthworm, 

 226, 227, 228. 



Coraciiformes, 591, 610; Coradidcs, 591. 



