INDEX 



921 



HERRICK 851, 854 



HESPERONITHIFORMES, hesperom- 



theform'ez (G. esperos, west -\- ornis, 



bird + form ) 425 



An order of fossil, toothed birds 



with teeth in a groove. 



HESSIAN FLY &7// 



HKTEROCOELA, het'erohsee'lah (G. 



heteros, different; koilos, hollow).. 419 

 HETEROCERCAL, het'eroser'kal (G. 



heteros + kerkos, tail ) 685 



HETEROCYEMIDAE 306 



HETERODONT, het'erohdahnt (G. 



heteros, different ; odon, tooth ) 733 



HETEROGENESIS, het'erojen'Ssis (C. 



hetcro -\- genesis) 403 



HETEROMETABOLOUS, het'eromet- 



ab'olus (G. heteros + metabole, 



change) 331 



HETEROMl 643 



HETEROMORPHOSIS, het'eromor'fo- 



sis (G. heteros -\- morphe, shape).. 282 



HETEROPHYES 292 



HETEROTRICHA, heterot'rlka (G. 



hetros, other + thrix, hair).. 154, 419 



An order of Ciliata. 

 HETEROTROPHIC, het'erotrof'ik (G. 



Jutcros 4- trephein, to nourish) . . . .186 

 II E T E R O T ROPIC CHROMOSOME, 



definition of 168 



HETEROZYGOUS, heterozl'gus (G. 



hetero -\- zygein, to yoke) 167 



HEXACTINELLIDA, heksaktmel'ida 



(G. hex, six -f actis, ray) 419, 427 



An order of Porifera, such as the 



deep sea-sponges. 

 IIEXANCHUS, heksang'kus (G. hex + 



agchein, to choke) 766 



HEXAPODA, heksap'oda (G. hex, six 



-f pous, foot) 328 



HIND BRAIN 66, 472 



Gut 486 



HIPPOCAMPUS, hip'pohkam'pus (G. 



hippos, horse; kampos, sea -monster) 



Barbouri 6^.) 



Of brain 843 



HIPPOCRATES 376 



HIRUDINEA, hiriidin'ea (G. hirudo, 



leech ) 283, 421, 428 



A class of Annelida without setae 



or parapodia, but with suckers. 

 HIRUDO MEDICIXALI8, hiru'do (L. 



hiriido, leech) 282 



HISTOLOGY, histol'oji (G. histos, 



tissue + logos, discou-Fse) 31 



Of frog 108 



Plant 228 



HISTORIA ANIMALTUM 378 



HISTORY OF BIOLOGY 375-392 



HODGE 370 



HOFER 124 



HOLDFAST . ..187 



HOLOBLASTIC, hol'oblas'tik (G. 

 holos, whole; blastos, germ) 279 



IIOLOCEPHALI, holosef'ale (G. holos 

 + kephale, head) 424, 642 



HOLOMETABOLOUS, hol'ometab'olus 

 (G. holos + metabole, change) 331 



HOLOPHYTIC, holofit'ic (G. holos + 

 phyton, plant) 128 



HOL08TEI, holoss'tee'eye (G. holos, 

 whole; osteon, bone) 425, 643 



HOLOTHURIA, holothu'ria (G. holo- 

 thourion, a kind of zoophyte) (?-).} 



HO LOTH UROIDEA, holothuroi'dea 

 (G. holos, whole + thourios, rush- 

 ing) 420, 428 



A class of Echinodermata with 

 ovoid, muscular body -wall and ten- 

 tacles around mouth. Example: sea- 

 cucumbers. 



HOLOTRICHA, holot'rika (G. holos, 



whole + thrix, hair) 153, 419 



An order of Ciliata. 



HOLOZOIC, hol'ozo'ik (G. holos + 

 zoon, animal ) 129 



H O M C E R C A L, hom'oser'kfil (G. 

 homos, the same; kerkos, tail) 685 



HOMOCOELA, homose'la (G. homos, 



same + koilos, hollow) 419 



An order of Porifera. 



HOMODONT, hom'odont (G. homos + 

 odous, tooth) 733 



HOMOGENEOUS, homoje'neus (G. 

 homos + je'nos, race or family ) . . .111 



HOMOLOGIES 119 



Serial 316 



HOMOLOGUE, hom'olug (G. homos + 

 logos, speech ) 65 



HOMOPTERA, homop'tera (G. homos 



-f- pteron, wing) 424 



An order of Rhynchota. 



HOMOZYGOTE, hom'ozi'got (G. homos 

 + zygein, to yoke) 167 



HOMOZYGOUS, homo'zigus (G. homos 

 + zygein, to yoke) 167 



HONEY-COMB OF STOMACH 745 



HOOKE, ROBERT 378 



HOOKER 385 



HOOKWORM EGGS 301 



HORMONE, hor'mon (G. hormao, to 

 excite) 52, 823 



HORSE-HAIR SNAKES 30S 



HORSETAILS 224 



HORTUS 8ANITATI8, hor'tus sanita'- 

 tis (L. hortus, garden + sanitas, 

 health) 377 



HOSTS OF TAPEWORMS 297 



HOW TO STUDY.... 27 



HUMERUS, hiu'merus (L. the bone of 

 the upper arm ) 76, 708 



HUMUS, hu'miis (L. humus, earth) . .263 



jTT^rp^ JOHN 380 



HUXLEY, THOMAS 365, 380, 385 



