INDEX 



953 



Jackal, 872. 

 Jacobson's organ, 710. 

 jaryx, 407. 

 Jellyfish, 12, 41, 184. 

 Jerboa7867. 

 Jigger, 411.- 

 Jousseauiniella, 481. 

 Jugal, 534. 

 Julus, 369. 



Kala azar, parasite of, 149. 

 Kangaroo, 841. 



— foot of, 842. 



— lower jaw of, 838. 

 Karyokinesis, 56, 57. 

 Katabolism, 39, 63. 

 Keber's organ, 452. 

 Keratin, 607. 



Kidney, functions of, 35. 



— of Vertebrates, 566. 

 King-crab, 319, 426, 427, 428, 429. 

 Kiwi, 3, 4, 46, 770, 771. 

 Koenenia, 417. 



Kolga, 310. 

 Koonunga, 350. 

 Kowalevskia, 513. 



Labial cartilages of skull, 595. 



— palp of cockroach, 372. 



of Insects, 385. 



Labium of Insects, 385. 

 Labrum (cockroach), 372. 

 Labyrinth of ear, 549. 

 Labyrinthodontia, 680. 

 Labyrinthulidea, 131. 

 Lace-winged flies, 406. 

 Lacerta, 541, 693, 701, 703. 

 Lacertilia, 693, 702. 

 Lachrymal gland 800. 

 Lacinia (bee), 378. 



— (cockroach), 372. 

 Lacteals, 32. 

 Lactic acid, 29, 32. 

 Laemargus, 634. 

 Lagena = Cochlea, 548. 

 Lagomorpha, 867. 

 Lagomys, 783, 867. 

 Lambdotherium, 856. 

 LameUibranchiata, 434, 446, 465, 479. 



— habits of, 480. 



— structure of, 480. 

 Lampem, 579. 

 Lamprey, 6, 579, 580. 

 Lamp-shells, 11, 287. 

 Lancelet, 6, 515. 

 Langerhans, islets of, 570. 

 Lanice, 269. 



Lar, 209. 



Larva of Amphibians, 673. 



— of Amphioxus, 527. 



— of Anodonta, 454, 455- 



— of Antedon, 316. 

 — ■ of Ascidian, 506. 



— of Asteroidea, 317. 



— of Aureba, 188. 



— of Balanoglossus, 495, 496. 



Larva of Chaetopods, 264. 



— of Crinoids, 317. 



— of Crustaceans, 358, 359. 



— of Echinoderms, 316. 



— of Echinoids, 317. 



— of Holothuria, 317. 



— of Insects, 399, 401. 



— of lamprey, 584. 



— of Molluscs, 469. 



— of Nemerteans, 234. 



— of Ophiuroids, 317. 



— of Polygordius, 265. 



— of sea-urchin, 317. 



— of starfish, 317. 

 Larvacea, 513. 

 Larval characters, 87. 

 Larynx, 809. 

 Latax, 873. 



Lateral line system, 547, 588, 613. 



— lines of Nematodes, 236. 

 Laurer-Stieda canal, 218. 



Layers of Ccelomata and Hydra con- 

 trasted, 178. 



— the germinal, 46. 

 Leaf-insect, 407. 

 Lecithin, 33. 

 Leech, 11, 272. 



— alimentary system of, 275. 



— dissection of, 276. 



— nephridium of, 277. 



— transverse section of, 274. 

 Leiopathes, 199. 

 Leishmania, 147, 410. 



— disease-producing species of, 149, 410. 

 Lemming, 829, 867. 



Lemur, 881. 

 Lemurinae, 881. 

 Lemuroidea, 880. 

 Lens of eye, 552. 



development of, 85. 



Leopard, 871. 



Lepas, 345. 



Lepidoptera^ 384, 395, 400, 406. 



Lepidosiren, 632, 642, 644, 645. 



— larva of, 645. 

 Lepidosteus, 632, 639, 639. 

 Lepisma, 384, 405, 407. 

 Leptocardii = Cephalochorda, 515. 

 Leptocephali, 630. 

 Leptodera, 240. 



Leptodora, 340. 

 Leptolfepis, 640. 

 Leptomedusae, 204. 

 Leptoplana, 213, 214. 

 Leptostraca, 350. 

 Lepus, 783, 867. 

 Lemaea, 343, 360, 623. 

 Leucoc3'tes of blood, 803. 

 Leucon type of sponge, 156. 

 Leucosolenia, 163. 

 Lice, 384, 406. 

 Life, characteristics of, 38. 

 - — duration of, in insects, 402. 

 Life-history of Amoeba, 112. 



of Anodonta, 455. 



of Aurelia, 187. 



