Index 



461 



Metamorphosis 364 



Muscular system 362 



Paedogenesis 346 



Parasitic forms 374 



Polyembryony 347 



Senses of 342 



Sympathetic nervous system 360 



Vermin 351 



INSECTIVORA, In'sektiv'ora (L. in- 



sectus + vorare, to devour) 428 



INSERTION, OF MUSCLES, inser'shun 



(L, insertus, joined) 78 



INSPIRATION, mspira'shun (L. in- 



spirare, to inhale) 30 



INSTARS, In'starz (L. instar, form) .331 

 INSTINCT, in'stingt (L. instinctus, 



impulse) 127 



INSTINCTS, definition of 178 



INSTRUCTION, instruk'shon (L. in- 



struerc, to build) 32 



INTELLIGENCE, intel'ijens (L. intel- 

 igentia, discernment), definition of. .183 



INTERACTIONIST, definition of 176 



INTERMEDIATE ORGANISMS. . 186, 194 



Bacteria 191 



Yeasts 189 



INTERMEDIUM 76 



INTERNAL SECRETIONS 52 



INTERNAL SECRETIONS, glands of. 52 



INTERNAL STRUCTURE 46 



INTERNODE (L. nodus, knot) 204 



INTEROSSEOUS (L. os, bone) 85 



INTERPRETATIONS VS. FACTS .... 33 



Of facts 158 



INTERSTITIAL, stish'al (L. sistere, 



to set) 249 



INTESTINAL LAYERS 49 



INTESTINE, CROSS SECTION OF, 



intes'tin (L. intestinus, inside) J}9 



INTRO SPECTIONISTS, introspek'- 

 shonists (L. introspectare, to look 



into) , definition of 173 



INTUSSUSCEPTION, m'tussusep'shun 

 (L. intus, within -f- suscipere, to re- 

 ceive ) . 



In Zoology, growth from within 



outwards; in Medicine, one portion 



of the intestine being pushed into 



another portion. 



INVAGINATE, Invaj'met (L. in, into 



-f vagina, sheath ) 26 



INVAGINATION, innvaj'inay'shun (L. 

 in, in; vagina, sheath), definition of. 107 



INVENTORS VS. SCIENTISTS 25 



INVERTEBRATES, inver'tebrats (L. 



in, not + vertebra, joint) 435 



Of uncertain position 435 



IRIS, eye'riss (G. rainbow), definition 



of 70 



IRRITABILITY, lr'itabil'iti (L. irri- 



tare, to provoke) 65 



ISCHIOPODITE, is'kiop'Odit ( G. 

 ischion + pons, foot) 315 



ISCHIUM, is'keum (G. ischion, hip) . . 77 



ISHNOPSYEUS 351 



ISOETALES, fern allies, IsoetaTez (G. 



isoetes, equal in years) 225 



ISOPOD, I'sopod (G. isos, equal + 



pons) 317 



ISOPOD A, definition of 327 



ISOPTERA, Isop'tera (G. isos + 



pteron, wing) 425 



JUGULAR, ju'gular (L. jugulum, the 



collar bone ) 60 



JUNG 382 



KALA-AZAR, ka'la a'zar (Hind, kala, 



black -+- azdr, sickness) 145 



KARYO PLASM, kar'ioplazm (G. kar- 



yon, nucleus + plasma, something 



moulded) , definition of 90 



KATABOLISM, katab'olizm (G. kata, 



down + ballein, throw), definition 



of 126 



KATALYSTS 96 



KATYDID 3J f 3 



KELLOGG, VERNON 180 



KERATIN, ker'atin (G. keras, horn). 93 

 The basis of epidermal structures, 



as horn, nails, hoof, etc. 

 KERATOSA, ker'atos'a (G. keras) .. .42] 

 An order of Porifera with main 



skeleton of spongin. 



The regular bath-sponge, Euspon- 



gia. 

 KIDNEY, kid'ni (M. E. kidnere, kid- 

 ney) 47, 48 



KING, A. F. A 135 



KOCH, ROBERT 390 



KOELLIKER, VON 390 



KORSCHINSKY 404 



KRAUSE'S MEMBRANE, definition 



of 115 



LABIATAE 361 



LABIUM, definition of 336 



LABRUM, la'brum (L. labium) 



LACAZE-DUTHIERS 381 



LACERTILIA, las'ertil'ia (L. lacerta, 



lizard ) 427 



LACINIA, lasm'ia (L. lacinia, flap), 



definition of 336 



LACTEALS, lak'tealz (L. lac, milk).. 49 

 LACUNAE, laku'na (L. lacuna, cav- 

 ity), definition of 57, 111 



LAMARCK 385, 387, 398, 417 



LAMBLIA, definition of 147 



LAMELLAE, laimell'ee (L. lamina. 



a thin sheet), definition of 113. 321 



LARVA, lar'va (L. larva, ghost) .44, 332 



LARVACEA 427 



LARYNX, lar'inks (G. larynx, gullet) 



62, 74 



LATER AD. See Table of prefixes and 



suffixes. 

 LATERAL, lat'eral (L. latus, side) . . .270 

 LATEX TUBES, lat'eks (L. latex, 



fluid), definition of 236 



