742 



GENERAL INDEX. 



Accessory parotid gland, or socia parotidis, iv. 423. 



vesicles, ii. 423. See GENERATION, ORGANS OF. 

 Accipenser sturio (sturgeon), skeleton of the, iii. 905. 

 Acclivitas intercondyloidea, or spine of the tibia, it. 168. 

 Acephiila, spermatozoa in, iv. 487. 

 ova of, s. [108.] 



structure and formation of, s. [109.] 

 Acephali, or foetuses without a head, iv. 958. 



acephali in the form of a rounded mass without ex- 

 tremities, iv. 960. 

 acephali in same form, with indication of feet, iv. 



960. 



acephali in which the trunk is more developed, with- 

 out a head and thoracic extremities, iv. 961. 

 acephali without a thorax and without superior limbs, 

 and composed of an abdomen, genital organs, and in- 

 ferior limbs, iv. 961. 

 acephali in which the trunk is more developed, with an 



imperfect thorax, iv. 961. 

 acephali with a trunk composed of a thorax and an 



abdomen, with superior and inferior limbs, iv. 962. 

 acephali in which some cranial bones are found, iv. 



962. 

 body and extremities perfectly developed, having a 



neck surmounted by the ears, iv. 962. 

 acephali composed of the trunk only, without indica- 

 tion of limbs, iv. 962. 

 Acephalia, i. 744; ii. 219; iii. 718. 

 Acephalia spuria, iv. 954. See Acrania. 

 Acephalocyst, i. 517; ii. 117. 

 organisation of, ii. 117. 

 mode of reproduction of, s. 25. 

 of the brain, iii. 720 E. 

 of the human liver, iii. 196. 

 in veins, iv. 14((2. 

 Acephalocystis endogena, or pill-box hydatid of Hunter, ii. 



117. 



exogena, ii. 117. 

 Acephalo-cystus, or hydatid, of the upper jaw-bone, ii. 



220. 



Acerotherium, the. See PACHYDERMATA. 

 Acervulus of Soemmering, iii. 635. 

 Acephalous mollusks, iii. 364. See MOLLUSCA. 

 Acetabula, or suckers, of Dibranchiata, i. 528. See CEPHA- 

 LOPODA. 



Acelabulum, i. 249; ii. 776; s. 116. 

 cartilHge of the acet-ibulum, ii. 777. 

 fibro-cartilage, ii. 777. 

 fovea or sinus, ii. 777- 

 glands of Havers, ii. 777, 778. 

 incisura acetabuli, ii. 776. 

 ligaments, ii. 777. 

 supercilium acetabuli, ii. 776. 

 abnormal conditions of the, it. 797. 

 fractures of the, ii. 802 804. a 

 brim, or circular border of, s. 116. 

 Acetic acid, or vinegar, action of, on fibrin, iv. 1G6. 



considered as an article of food, s. 395. 

 Achagua Indian, portrait of, iv. 1359. 

 Achcta domestica, or house-cricket, 864. 

 Achillis tendo, i. 150. 



Achromatic lenses, how obtained, iv. 1438. 

 Achromatopsy, or insensibility of the eye to colours, iv. 



1452. 



relative frequency of the affection, iv. 1453. 

 hereditary tendency, iv. 1453. 

 influence of sex, iv. 1454. 



hypothesis as to causes of this affection, iv. 1454. 

 congenital achromatopsy, iv. 1454. 



dichromatic Daltonism of Wartmarm, iv. 1454. 

 polychromatic D.iltonism of Wartrnann, iv. 1455. 

 list of the most common confusions of colour, 



iv. 1456. 



cases, iv. 1456, 1457. 

 non-congenital achromatopsy, iv. 1457. 

 permanent, iv. 1457. 



cases, iv. 1457, 1458. 

 temporary, iv. 1458. 



cases, iv. 14581460. 

 cause of the confusion of colours, iv. 1460. 



hypothesis, iv. 1460, 1461. 

 remedial measures, iv. 1461. 

 Acini, ii.4l. 483. 



of the liver, iii. 165. 

 of duodenal gland, s. 361. 



ACIDS, AMMAL, i. 47. See BOVE; FAT; MILK; URINE. 

 Acids, in animals and vegetables, i. 125. 



considered as articles of food, s. 395. 

 Acortnia, or congenital want, and detective formation, of 



the trunk, iv. 963. 

 n. only a part of the head formed, Iv. 963. 



b. superior parts of the body formed, without the in- 



ferior limbs, iv. 964. 



c. monopodia, iv. 964. 



d. svmpodia, iv. 964. 



e. original defective formation of the pelvis, iv. 965. 

 /. detective development of the spinal column, iv. 965. 



Acorn-shells, i. 683. See CIRRHOPODA. 

 Acoustic nerve, ii. 539. See Auditory nerve. 

 Acoustics. See HEARING (physiology of) ; Sound. 

 Acrania, what is the cause of, iv. 957. 

 Acrid substances considered as alimentary, s. 395. 



ACRITA (a primary division of the animal kingdom), i. 47. 



nervous system of the, iii. 601. 

 Acromial artery, i. 360. 3G3. 

 inferior branch, i. 364. 

 superior branch, i. 363. 

 Acromial nerves, iv. 753. 



communicating branches, iv. 753. 



communicant noni.or internal descending cervical, iv. 



753. 



Acromion process, i. 360 ; ii. 157, 1(58; iv. 434. 600. 

 fractures of the, iv. 600. 



mode of union, iv. 600. 

 in Carnivora, i. 476. See CARNIVORA. 

 Acrydium, nervous system of, iii. 610. 

 Actinia, a genus of Polypifera, iii. 601. 

 nervous filaments of the, iii. 601. 

 digestive organs of, s. 296. 

 mo le of reproduction of the, s. 17. 

 generative system of, ii. 409. 



ova of, s. [127]. 

 biliary apparatus of, iv. 445. 

 structure of the integuments of, s. 484. 

 Actinia alcyonoidea, a species of Polypifera, iv. 39. 



sociata (Ellis), Zoanthus (Cuv.), a genus of Poly- 



pifera, iv. 20. 



Actiniadce, a family of Polypifera, iv. 20. 38. 

 characters of the family, iv. 20. 38. 

 genera, iv. 20.38. 

 fibrous arrangement of the contracting portions of the 



body, iii. 533. 



mode of reproduction, iv. 40. 

 number and description of ova, iv. 40. 

 muscular and nervous system of, iv. 40. 

 stinging sensation produced by, on the skin, iv. 40. 

 their voracity and power of long fasting, iv. 40. 

 their power of reproducing lost parts, iv. 40. 

 Actinism, iv. 1437. 

 Actinophrys, or sun animalcule, iv. 12. 



mode of reproduction of the, s. 8. 

 Actmurus, genus of Rotifera, iv. 407. 

 Actions of animals generally, i. 141. 

 Activity of animals, property of, iii. 35. 



generally proportionate to the respiration, iii. 35. 

 See LOCOMOTION. 

 Aculeata, a cection of insects of the order Hymenoptera, 



ii. 865. 



characters of the section, ii. 865. 

 Adamas, or enamel of teeth, iv. 865. 

 Adam's apple, iii. 102. 112. 573. 



physiognomical character of, iii. 573. 

 Adder, puff ( Vipera), poison fangs of the, iv. 291. 



ova of the, s. 55. 

 Additamentum suturaa lambdoidalis, i. 737. 



squamosas, i. 737. 



Adduction, a motion of joints, i. 256. 

 Adductor brevis femoris muscle, s. 137. 

 longus femoris muscle, s. 137. 

 magni.'S femoris muscle, s. 137. 

 magnus muscle, nerve for, iv. 765. 

 ossis metacarpi s. opponens, ii, 521. 

 minimi digiti, muscle, ii. 521. 

 relations and use, ii. 521. 

 pollicis muscle, ii. 520. 



relations and uses, ii. 520. 

 pollicis pedis muscle, ii. 358. 

 Adephaga, a sub-tribe of Insecta, ii. 859. 

 ADHESION, i. 49. 



development of granulation, i. 52. 

 modifications, i. 53. 



mucous membranes not capable of adhesion, i. 55. 

 organisation of serous membranes, i. 51. 

 rudiments of blood-vessels, i. 51. 

 union by the first intention, i. 49. 

 by the second intention, i. 50. 

 Adhesion of bones, or adhesive ossific inflammation of 



Hunter, i. 444. 

 formation of callus, i. 444. 

 theories of the process of, 444, 445. 



ancient notion of " osseous juice," i. 444. 

 theories of Duhamel, Haller, Hunter, and others, 



i. 445. 

 imperfect union of bones, i. 447. 



causes of, i. 447. 

 process of re-union, i. 446. 

 Adhesion of the cranium, i. 746. 

 Adhesion, gelatinous, ii. 742. 

 ADIPOCERE, i. 55. 



discovery of, i. 55. 



chemical properties of, i. 56 ; ii. 235. 

 ADIPOSE TISSUE, i. 56. 



deposition of fat, mechanism of, i. 60. 



distinguishing characters between the cellular and 



adipose tissues, i. 57. 

 microscopical and atomical construction of animal fat, 



i. 58. 



pathological conditions of adipose tissue, i. 61. 

 proximate principles of animal fat, i. 59. 

 quantity and physical qualities of adipose tissue in 

 various situations, i. 57. 

 See FAT. 



of mammae, hypertrophy of, iii. 254. 

 in insects, ii. 975. See INSECTA. 



