460 



Index 



HYOID ARCH, hi'oid (G. hyoeides, 



Y-shaped) 73 



HYPHAE, hife (G. hyphe, web) 209 



HYPHOMYCETES, hi'fomise'tez (G. 



hyphe, web -+- mulcus, fungus) 211 



HYPOBLAST, hypoblast (G. hypho + 



blastos, bud) 107 



HYPOCOTYL, hipokot'el (G. hypo + 



kotyle, hollow) 240 



HYPODERMIS, hi'poder'mis (G. hypo 



-f- derma, skin), definition of 231 



HYPOGASTRIC, hipogas'trlk (G. hypo 



+ gaster, belly) 



HYPOGLOSSAL, high'pohgloss'al (G. 



hypo; glossa, tongue) 



HYPONOMEUTA 347 



HYPOPHARYNX, hipofar'ingks (G. 



hypo + pharynx, gullet) 339 



HYPOPHYSIS, hipof'osez (G. hypo, 



below + phyo, to cause to grow) .... 66 

 HYPOSTOME, hl'postdm (G. hypo + 



stoma, mouth) 254 



EYPOTRIGEA, hi'pot'rika (G. hypo 



+ thrix, hair) 155, 421 



An order of Ciliata. 

 HYRACOIDEA, hirakoi'dea (G. hyrax, 

 shrew-mouse -f- eidos, like) ....... .429 



IATRO-CHEMICAL SCHOOLS, latro- 

 kem'ikal (G. iatros, a physician + 



E. chemical) 381 



Mechanical schools 381 



ICHNEUMON FLY, iknti'mon (G. ich- 

 neumon, the tracker) 313 



IGETEYOR NITEIFORMES (G. 



ichthys, fish + ornis, bird) 428 



An order of fossil, toothed-birds 

 with teeth in separate sockets. 

 IGNEOUS FORMATIONS, ig'netis (L. 



ignis, fire) , definition of 394 



ILEUM, ill'eum (G. eilo, twist) 48, 49 



Definition of 339 



ILIACUS, ill'akus (L. iliacus, relating 



to the colic) 80 



ILIOPSOAS, iliopsoas (L. ilium, the 

 flank + G. psoa, a muscle of the 



loins ) , definition of 84 



ILIUM, ill'eeum (L. flank) 16 



IMAGE, im'aje, APPOSITION, (L. 



imago, image) , definition of 323 



Mosaic, definition of 322 



Stipple, definition of ..322 



Superposition, definition of 323 



IMAGO, ima'go (L. imago, image) . . . .332 



Definition of 349 



IMMUNITY, imu'niti (L. immunis, 

 exempt from public service) ... 195, 202 



Active 198 



Artificial 198 



Familial 197 



Individual 197 



Natural 198 



Passive 198 



IMPERFECT FLOWER, definition of. 228 



IMPORTANCE VS. CONSPICUOUS- 



NESS 32, 376 



IMPREGNATION, lm'pregna'shun (L. 

 impraegnare, to fertilize), definition 



of 105 



(See also fecundation, fertiliza- 

 tion, etc.) 

 IMPULSE, im'piils (L. impulsus, im- 

 pelled) 179 



INCISURES OF SCHMIDT, definition 



of 115 



INCOME, LOSS OF BY INSECTS. . . .333 

 INCOMPLETE FIBRO - VASCULAR 



BUNDLES, definition of 233 



INCREASE IN FLIES 371 



INDENTATION, indenta'shun (L. in- 

 dentare, to indent), definition of . . . . 107 



INDEX OF FOSSILS, in'dex 400 



INDUSIUM, indu'ziiim (L. induere, to 



put on) 226, 243 



INFECTIONS, BY CESTODES, infek'- 



shun (L. inficere, to infect) 296 



By nematodes 301 



Mixed 197 



Trematode 291 



INFECTIVE TREMATODES 292 



INFUNDIBULUM, in'fundib'ulum (L. 



funnel) 65 



Definition of 66 



INFUSORIA, In'fuzo'ria (L. infusus, 

 poured into + forma, shape) . .421, 429 



Definition of 154 



Why so named 139 



INGEN-HOUSZ 382 



INGESTED (L. ingestns, taken in) . . . 63 

 INGESTION (L. ingestus, taken in) . . 30 

 INGLUYIES, ingloov'lez (L. ingluvies, 



crop) 339 



INHERITANCE, inher'itans (L. in + 



heres, heir ) 158 



INHIBITION, m'hibish'on (L. inhibere, 



to prohibit ) 52 



INITIATIVE, inish'iativ (L. initiare, 



to begin) , definition of 176 



INNER EAR— 



Of frog 45 



INNER STIMULUS, definition of 179 



INNERVATION, ln'nerva'shun (L. in, 



into -f- nervus, sinew) 47, 77 



INNOVATION BRANCHES, In'ova'- 



shun (L. innovare, to renew) 221 



INORGANIC, inorgan'ik (F. in- 



organique, inorganic) 95 



IN SECT A, lmsek'ta (L. insectus, cut 



into) 329, 375, 432 



Bee 354 



Fly 368 



Grasshopper 333 



Alternation of generations in.... 347 

 Central nervous system of . . .331, 360 



Embryology of 347, 363 



Excretory system 360 



Gynandromorphs 367 



