INDEX 



599' 



Hind-limb or fin, see Appendages 



Hind-gut, 357 



Hinge of lamellibranchiate shell, 



.383. 

 Hip-girdle, see Pelvic arch 

 Hippocampus, 514 

 Histological methods, 120, IS5, 



Histology, 104 



Holobranch, 432 



Holophytic nutrition, 247, 253 



Holozoic nutrition, 247, 253 



Homogenesis, , 284 



Homology and homologous, 217, 

 ". 310 



Homology, serial, 39, $2 



Host, 271 



Humerus, 48, 484 



Hybrids, 216 



Hydra : occurrence and general 

 characters, 289 ; species, 291 ; 

 movements, 291 ; mode of feed- 

 ing, 292 ; microscopic structure, 

 292 ; digestion, 299 ; asexual, 

 artificial, and sexual reproduction, 

 301 ; development, 303 ; practi- 

 cal directions, ^14 



Hydranth, 304 



Hydroid polypes, 303 



Hydrozoa, 314 



Hyoid, 40, 44, 422, 472, 479 



Hyomandibular, 422 



H^pobranchial groove, see Endo- 

 style 



Hypostome, 289, 304, 308 



I. 



_ leum, 22, 497 



Ilium, 50, 486 



Imbedding, directions for, 13^ 



Immortality, 236 



Impregnation, see Fertilization 



Incisors, 468, 492, 494 



Income and expenditure, 148,1 236, 



24s 

 Incubation, s^(> 

 Incus, see Auditory ossicles 



Individual, 220, 281 



Individuation, 281, 301 



Infundibulum, of Ijrain, iS9, 443; 

 SI 3, of lung, SOI 



Infusoria, 261, 286 



Ingesta and egesta, balance of, 236 



Ingestion, 8, 233 



Inguinal canal, S21 



Injection of blood-vessels, 99, 3^4, 

 399> 4'^S, 4S(), 461, sz6 



Innominate bone, Si, 486 



Insertion of muscle, 60 - 



Inspiration, 143 



Integument, structure of, 127 



Integumentary sense-organs, 414, 

 448 



Intercellular substance, 1 1 5,' 1 17 



Intern eural plate, 424 



Interstitial cells, 293 



Intervertebral discs, 480 



Intervertebral foramina, see Fora- 

 men 



Intervertebral substance, 424 



Intracellular digestion, 234 



Interrenals, 431 



Intestine, 22 ; see its various sub- 

 divisions and Enteric canal 



Invagination, SS8 



Iris, S, 182, 571 



Irritability, 60, 169, 232, 276 



Ischium, SO, 486 



I acobson's organ, Si7 

 Jaws, 17, 352, 415, 420, 472, 477, 



479 

 Joints, SS. 348, 354 



K 



, J^_aryokinesis, see Mitosis 

 Keber's organ, see Pericardial gland 

 Kidney : Frog, 26, 14S ; Crayfish, 



361 ; Mussel, ■^^o ; Dogfish, \y> ; 



Rabbit, 520 ; development of, in 



Vertebrates, 573 



