INDEX 



627 



rectal, 540 ; salivary, 511 ; 

 sebaceous, 484 ; and see kid- 

 ney, liver, pancreas, etc. 



Glands, ductless, 447, 507 



Glenoid cavity, 47, 500 



Glochidium, 411 



Glomerulus, 146, 601 



Glottis, 17, 512 



Glycogen, 135 



Goblet-cells, 109, 130, 131 



Gonad, 193 ; and see Reproduc- 

 tive organs 



Gonaduct, see Reproductive 

 organs 



Gonotheca, 312 



Gregarines, 284 



Grey matter of spinal cord and 

 brain, 156, 160; 167 



Growth, 236 



Gryllotalpa, 567 



Gullet, 22, 253, 265, 271 ; and 

 see Enteric canal 



H 



Haemal arch and spine, 441 



Haematochrome, 243 



Haematococcus, see SPH^ERELLA 



Haemocoele, 374 



Hsemocyanin, 379 



Haemoglobin, 107, 339 



Hairs, 482, 484 



Hallux, 505 



Hand, see Manus 



Hardening, directions for, 136 



Harderian gland, 186, 535 



Head, 4, 350, 361, 431, 484, 

 486 



Head-fold and process, 589 



Heart, 20, 79, 87, 378, 407, 449, 

 520 ; development of, 458, 

 597 ; pulsation of, 90 



Heat, evolution of, 152 



Hemibranch, 448 



Hepatic caecum, 424 



Hepatic ducts, see Bile-duct 



Hepatic portal system, see Por- 

 tal system 



Heredity, 225 



Hermaphrodite, see Monoecious 



Heterocercal tail, 433 



Heterogenesis, 291 



Hibernation, 8 



Higher (triploblastic) animals, 

 uniformity in general struc- 

 ture, 332 



Hind-brain, 202, 589 



Hind-gut, 371 



Hind-limb or Fin, see Appen- 

 dages 



Hinge of lamellibranchiate shell, 

 396, 398 



Hip-girdle, see Pelvic arch 



Hippocampus, 531 



Histological methods, 120, 135, 



575 



Histology, 104 



Holoblastic segmentation, 574 



Holobranch, 448 



Holophytic nutrition, 247, 255 



Holozoic nutrition, 247, 255 



Homogenesis, 290 



Homology and homologous, 217, 

 3i8 



Homology, serial, 39, 52, 327 



Host, 282, 284, 287 



Humerus, 48, 501 



Hybrids, 216 



HYDRA : occurrence and general 

 characters, 294 ; species, 296 ; 

 movements, 296 ; mode of 

 feeding, 297 ; microscopic 

 structure, 297 ; digestion, 

 304 ; asexual, artificial, and 

 sexual reproduction, 306 ; de- 

 velopment, 308 ; practical 

 directions, 322 



Hydranth, 309 



Hvdroid polypes, 308 



Hydrotheca, 312 



Hydrozoa, 322 



Hyoid, 40, 44, 438, 496 



Hyomandibular, 438 



Hypoblast, see Endoderm and 

 p. 580 



Hypobranchial groove, see Endo- 

 style 



Hypostorne, 295, 309, 317 



