Indirect division . ‘ 
Indrisine . 4 : 
Infundibulum ‘ é 
‘Infusoria . 
5 ciliary movement in 112 
Ink-bag of Cephalopods 408 
Innominate bone . . 706 
Insecta ‘ 5 7 325 
»» _ Classification of. 360 
Insectivora . d . 779 
Insects and disease . 358 
», and flowers . 357 
»» injurious . . 358 
»» pedigree of : + 359 
Integration of individual 36 
Interclavicle . 625 
Intervertebral disc 700 
Intracellular digestion . 27 
Invagination . 67 
Invertebrata, classes of . . 8 
55 and Vertebrata . 8 
Iris. : F : » 407 
Ischium . A 482 
Isolation . : . 812 
Isopleura. H F 417 
Tsopoda . . 308 
Iter, js ‘ ‘i 487 
Ixodes . . 2 5 373 
JACKAL f . e 777 
Jacobson’s organ . P 710 
Jellyfish B . - 152 
Jerboa . a ‘ F 972 
Jugal . é F ‘ 480 
Julus . , ‘ . - 325 
KANGAROO . . i 749 
Karyokinesis i: . - 48 
Katabolism . . 32, 55 
Keber’s organ 398 
Keratin : . 548 
Kidney, functions of. 30 
»» Of Vertebrates. 509 
King-crab_. 375 
Kiwi . . : : 687 
Kolga . . . 272 
Kowalevskia 457 
LaBIAL cartilages of skull 535 
»,  palpofcockroach . 327 
INDEX 
PAGE 
- 48 | Labial palp of Insects 
784 | Labium of Insects 
485 | Labrum of Insects 
Labyrinth of ear . 
Labyrinthodontia . 
Labyrinthulidea . 
Lacerta 5 
Lacertilia. . 
Lachrymal gland 
Lacinia e 
Lacteals . 
Lactic acid . 
Lagena=Cochlea. 
Lagomys  . ‘ 
Lambdotherium 
Lamellibranchiata 
Lamprey . 
Lamp,shells . 
Lancelet ‘i 
Lanice . . 
Larva of Amphibians 
>, of Anodonta 
», of Antedon. 
of Ascidian . 
- of Aurelia . 
», of Chzetopods 
», of Crustaceans 
» of Holothuria 
», of Insects . 
», Of lamprey . 
- 5, Of Molluscs 
», of Nemerteans 
3» of Ophiuroids 
»» of Polygordius 
», of sea-urchin 
», Ofstarfish . 
Larvacea , ; 
Larynx . 
Lateral line system 
Laurer-Stieda canal 
Layers of Coelomata and Hy- 
dra contrasted 
», the germinal 
Leech . ‘ : 
Lemming 
Lemur. ; 
Lemuroidea . 
Lens of eye . . 
Leopard. . 
Lepas . . . 
