714 



INDEX 



Chrysalis, 025 ; mode of suspension of, 

 637. 



Chrysopa, 517, 525. 



Chun, on the treuidia, 445. 



Cicada, shrilling organ of, 295. 



Cicada septemdecim, b'16; hatching of, 

 584. 



Cimhex, 374. 



Circulation, of blood, 409; organs of, 

 397; peri tracheal, 397. 



Citheronia, 3!)2. 



Claspers, 176, 179. 



Clans, on eversible glands, 374. 



Clavola, 57. 



Climbing, mode of, 116. 



Closure, dorsal, of embryo, 556. 



Clypeus, 546, 547. 



Coarctate Diptera, 620. 



Coccidse, male, 626; metamorphosis of, 

 641. 



Coccinella, moulting of, 611. 



Coccinellidre, 375. 



Cockerell, on hatching of mantis, 584. 



Cockroach, 455, 456, 487 ; brain of, 229, 

 242 ; cement glands of, 360 ; chorion of 

 egg of, 521 ; circulation of blood in 

 wings of, 410; colleterial glands, 506; 

 deposition of eggs of, 519; digestion of, 

 325 ; egg-tubes of, 501 ; foetid glands of, 

 370 ; micropyle of eggs of, 523 ; mode 

 of hatching, 583 ; ootheca of, 517 ; wing- 

 less, 598. 



Cocoon, admission of air in, 623 ; breaker, 

 634: cutter, 634; formation of, 619; 

 mode of escape from, 635 ; spinning of, 

 621. 



Coacal appendages of stomach, 300, 325, 

 347. 



Coecum of colon, 318, 325. 



Coelom-sac, 563, 566, 576. 



Coleoptera, embryology of, 537; gusta- 

 tory organs of, 284 ; internal changes 

 during metamorphosis of, 641 ; larval 

 types of, 604, 606 ; number of moults 

 of, 617 ; olfactory organs of, 275 ; phos- 

 phorescent, 421 ; pupa of, 630; salivary 

 glands of, 334; seminal ducts of, 49U; 

 sounds produced by, 21)3; spermatozoa 

 of, 4 ( .I7, 499: tongim of, 73. 



Colleterial glands, 506. 



Colon, 317 ; c-a-cum of, 318. 



Color sense, 2<i<>. 



Colors, 201 ; dermal, 203 ; interference, 

 201, 202; metallic, 204; natural, 203; 



optical, 201 ; order of development of, 



208. 



Comb, tarsal, 97. 



Commissure of cesophageal ring, 237. 

 Conditions of existence, 463. 

 Cone, crystalline, 250, 251. 

 Conglobate gland, 487. 

 Coniopteryx, 620. 

 Conjunctivas, 61. 

 Conorhinus, 616. 

 Cope, on causes of segmentation of body 



of arthropods, 33. 

 Copidosoma, 623. 

 Copris Carolina, 61. 

 Copulation, signs of, 507. 

 Copulatory pouch, 505. 

 Cord, stigmatic, 460; supraspinal, 240. 

 Corethra, 433, 460, 618 ; auditory organs 



of, 291; formation of the imago in, 



668, 678; plumicornis, wing-germs of, 



129 ; tracheoles of, 133. 

 Corixa, eggs of, 538. 

 Cornea, 250. 

 Corneal lens, 250. 

 Corydalus, 46, 48, 59, 70, 460, 468. 

 Corydalus coruutus, hatching spine of, 



585. 



Coste, on pigments, 206. 

 Cotylosoma, 478. 

 Coxa, 95 ; origin of imaginal from larval, 



656. 

 Coxal glands, 369 ; sacs, 475 ; of myrio- 



pods, 14. 

 Cremaster, 636 ; absence of, 636 ; mode 



of formation of, in butterflies, 637. 

 Cremastral hook-spine, 638. 

 Cricket, 487 ; anal glands of, 372. 

 Crop, 303, 324. 

 Crustacea, 4. 

 Cucujo, 424. 

 Cuenot, on blood, 374, 408; corrosive 



glands, 574; digestion, 329; leucocytes, 



421 ; phagocytes, 421, 422. 

 Cuilleron, 124. 

 Culex, 461, 465, 474, 599; formation of 



the imago in, 668, 678; mouth-parts 



of, 78; phosphorescent, 424 ; sense of 



hearing in, 292 ; urinary tubes of, 



350. 



Cup, spermatophore, 499. 

 Cuticula, 187, 203; new layer of, forma- 

 tion of, 612. 

 Cyclops stage of Proctotrypid parasites, 



701. 



