(61- 



GENERAL INDEX. 



CIRCULATION, Invertebratwl Animals, Annelida continued. 

 Arachnida, i. 652. 

 Articulata, i. 650. 

 Crustacea, i. 652. 

 Entozoa, i. C54. 

 Infusoria, i. 654. 

 Insecta, i. 651. 

 Mollusca, i. 648. 

 Polypi, i. 654. See also CILIA. 

 Zoophytes, i. 653. 



Echinodermata, i. 653. 

 Planaria, i. 653. 



III. phenomena of the circulation and powers moving 



the blood, i. 655. 



1. flow of the blood through the heart, i. 655. 



2. phenomena of the arterial circulation, i. 658. 



a. velocity of the blood in different arteries, 



i. 659. 



b. force of the blood in the arteries and f>rce 



of the heart, i. 661. 



c. arterial pulse, i. 663. 



d. vital properties of the arteries, i. 664. 



e. influence of the vital powers of the arteries 



on the circulation, i. 667. 



3. phenomena of capillary circulation, i. 660. 



a. structure and distribution of the capillary 



vessels, i. 669. 



b. properties of the capillary vessels, i. 6o9. 



4. phenomena of the venous circulation, i. 674. 



IV. relation of the circulation to otherfunctions, i. 675. 



1. to respiration, i. 675. 



2. circulation within the cranium, i. 678. 



3. influence of varieties in the distribution of 



arteries and veins upon the circulation, i. 678. 



4. influence of the nervous system upon the 



circulation, i. 679. 



history of the discovery of the circulation, i. 681. 

 Circulation in the brain, iii. 704. 

 arterial, iii. 704. 

 venous, iii. 705. 

 question as to whether the amount of blood within 



the cranium is liable to variation, iii. 706. 

 increase of circulation in running and leaping, iii. 479. 

 decline of the, a sign of approaching death, i. 801. 

 disorders of the venous circulation of the live-, i. 183. 

 condition of the, during the sleep of hibernating ani- 

 mals, ii. 771. 



animal and vegetable circulation compared, i. 133. 

 circulation in comparative anatomy. See under the 



various headings. 

 Circulus articuli vasculosus, i. 254. 



tonsillaris, ii. 497. 



Circumcision of females in Arabia, ii. 686. 

 Circumduction, a motion of joints, i. 256. 

 Circumflex artery, external femoral, ii. 246. 779. 



a. asceniling branch, ii. 246. 



b. descending branch, ii. 246. 



c. circumflex branch, ii. 247. 

 internal, ii. 247. 



of scapula, iv. 436. 

 posterior, iv. 436. 

 iliac, ii. 842. 



origin and distribution, ii. 842. 

 nerve (axillary) i. 361 ; iv. 436. 606. 759. 

 cutaneous nerve of the shoulder, iv. 760. 

 deltoid branches, iv. 760. 

 veins, iv. 1407. 



iliac vein, internal, iv. 1412. 



superficial, iv. 1411. 

 Circuwflexus palati muscle, iii. 951. 

 relations and action, iii. 951. 

 scapulae artery, i. 364. 



Circumvallate papilla? of tongue, iv. 860. 1 122. 

 CIRRHOPODA (a class of Invertebrate Animals), i. 110. 683. 

 characters of the class, i. 683. 

 circulation, organs of, i. 689. 

 definition, i. 683. 

 division of the class, i. 684. 



external coverings and organs of support, i. 684. 

 locomotion, organs of, i. 687. 

 mortality and sensation, i. 688 ; iii. 607. 

 reproduction, i. 690; ii. 411. 



development of the egg and young, i. 692. 

 respiration, organs of, i. 689, 

 secretion, organs of, i. 690. 



salivary glands of, iv. 432. 

 Cirrhosis of the liver, iii. 188. See LIVER. 



serous effusion in, iv. 530. 

 Cirri of Annelida, i. 167. 

 Cirrigrada (Acalephse), i. 36. 

 organs of digestion in, i. 41. 

 food of, i. 43. 



locomotive powers of the, iii. 433. 

 Cirripeda, characters of the class, i. 245. 

 alimentary canal of the, s. 298. 

 mode of reproduction of, s. [115.] 

 CIRRONOSIS, i. 694 ; iii. 337. 



characters of the disease, i. 694. 

 Clairvoyance, iv. 697. 



Classical languages, method by which the relation between 

 the different words that constitute sentences is indicated 

 in the, iv. 1346. 



Clavellina, a genus of Tunicata, iv. 1188, ct set/. 



characters of the genus, iv. 1188. 

 Clavellinidce, a family of Tunicata, iv. 1188, ct scq . 



characters of the family, iv. 1183. 



genera of, iv. 1188. 

 Clavicle, or collar-bone, ii. 154. 



development, ii. 156. 



structure, ii. 156. 

 Clavicular extremity of sternum, iv. 1023. 



fascia, i. 360. ' 



nerves, iv. 753. 

 Claws, structure of, s. 477. 

 CWcA-beetle (Elater noctilucus), ii. 861. 

 Climate, influence of, in the production of animal heat, ii. 

 670. 



effect of, on animal luminousness, iii. 199. 



constancy of the relation between climate and the 



complexion of the human race, iv. 1335. 

 Climbing birds (Scansores), characters of, i. 268. 

 Climbing, powers of, in serpents, iii. 448. 

 Clinoid, or posterior ephippial processes, i. 726. 



process, anterior, or anterior ephippial, i. 728. 

 Clio, a genus of Pteropoda, iv. 171. 



integument of, iv. 171. 



muscular system, iv. 172. 



locomotive apparatus, iy. 173. 



respiration and circulation iv. 173. 



nervous system, iv. 173. 



eyes, iv. 174. 



head-cowls and tentacula, iv. 174. 



conical appendages to the head, iv. 17"'. 



mouth, iv. 176. 



dental apparatus, iv. 176. 



generative system, iv. 177. 

 Cftoborealis, i. 113. 

 Clitoris, s. 709. 



blood-vessels of, s. 709. 713. 



cruia, glans, and prepuce of, s. 128. 709. 



ligaments and muscles of, s. 709. 



nerves of, s. 709. 



development, s. 710. 



high degree of sensibility of the, ii. 447. 



functions of, analogous to those of the penis ii. 446 

 447. 



abnormal anatomy of the, s. 714. 



abnormal development or excessive size of the, in 

 cases of spurious hermaphrodism. ii. 6sO, 6*7. 



amputation of the, in Arabia and Egypt, ii.686. 

 Closterinidce, a family of Polygastric animals, iv. 4, et seq. 

 Closterium, mode of reproduction of, s. 219. 

 Clot of blood, analysis of, i. 415. 



its importance in a curative point of view, i. 419. 

 Clolhes-moths (Tineidse), ii. 867. 

 Club-foot, anatomical characters of varieties of, ii. 348 



causes of, iii. 132. 



plan of opera' ion for cure of, iii. 132. 



treatment for union of the tendon, iii. 132. 

 Clubiona claustraria, development of spermatozoa in, iv. 



490, 491. 

 Clupcu harengus, or herring, eyes of, iii. 1002. 



tongue of the, iv. 1146. 

 Clupeidce, a family of fishes, iii. 957. 

 Coagulation of blood, phenomena of, i. 413. 



analysis of the crassamentum, i. 413. 



buffy coat, causes of. i. 414. 



importance of the clot in a curative point of view 



i. 419. 

 Coats, or tunics, of Fallopian tube, s. 603. 



structure of, s. 603. 



of small intestine, muscular, s. 343. 

 peritoneal, s. 341. 



of stomach, serous, s. 309. 



muscular, s. 310. 



of uterus, s. 629. 



Cobra di Capello. its mode of att'.ck, iii. 448. 

 Cowper's gland, ii. 422. 



in man and in other animals, ii. 422. 

 Coccidce, ii. 8(i8. 



Coccine, or animal matter of cochineal, ii. 881. 

 Coccinella, or lady. cow, ii. 863. 

 Coccygean branch of ischiatic artery, ii. 834. 



vertebrae of Carnivora, i. 474. See CARMVORA. 

 Coccygeo-anal muscle, i. 17<i- 

 Coccoons, ii. 876. See INSECTA larva. 

 Coccyx, ii. 500; s. 120. 



base, s. 120. 



apex, surfaces, and borders, s. 120. 



development of the coccyx, s. 121. 



tuberositics of the, s. 127. 



the coccyx in infancy, iii. 920. 



ankylosis of the coccyx, s. 207. 



cause of pelvic obstruction and protracted labour, 

 s. 207. 



fractures of the, s. 209. 

 Cochineal insect, fat of, Ii. 235. 

 Cochlea, ii. 531. 



aqueduct of, i. 734 ; ii. 532. 



axis columella, or modiolus, ii. 531. 



canalis spiralis cochlea, ii. 531. 



lamina gyrorum, or tube of cochlea, ii. 532. 



lamina spiralis of, ii. 532. 



scalae of, tympanic and vestibular, ii 532. 



