954 



INDEX 



Life-history of Balanus, 346. 



of Cestodes, 229. 



of Coccidium, 127. 



of Crustacea, 358. 



of Distomum, 218. 



of Fishes, 630. 



of Frog, 673, 676. 



of Gasteropoda, 476. 



of Gregarina, 125. 



-of Insects, 397, 398. 



of Lamellibranchs, 481. 



of Lepas, 345- 



of Monocystis, 123. 



of Nematodes, 239. 



of Paramcecium, 118. 



of Plasmodium, 126. 



of Polystomella, 115. 



of Sacculina, 347. 



of Spongilla, 160. 



of Taenia, 224. 



of Trichina, 240. 



— — of Tunicates, 506. 



of Vol vox, 122. 



of Vorticella, 120. 



Ligia, 351. 



Ligula, 223, 229. 



— (bee), 378. 



— (cockroach), 372. 

 Lima, 481. 

 Limax, 474. 



Limbs and girdles of Chelonia, 688. 



of Crocodilia, 711, 712, 715. 



of frog, 657. 



of haddock, 621. 



of lizard, 697. 



of pigeon, 741, 742. 



-of rabbit, 785, 793- 



of skate, 595, 596- 



of Vertebrates, 537. 



Limbs, Theories as to origin of, 631. 



Limnaea, 474, 475- 



Limnasus, 218, 446. 



Limnocnida, 180, 205, 209. 



Limnocodium, 180, 205, 209. 



Limpet, 473. 



LimiUus, 319, 426, 427, 428, 429. 



Lineus, 232, 233, 235. 



Liiiguatulida, 424. 



Linin, 54. 



Linotaenia, 368. 



Liodon, 720. 



Lion, 871. 



Lipocephala, 479. 



Lithobius, 369. 



Littoral life, 897. 



Littorina, 441, 474, 4/6. 



Liver, functions of, 32. 



— of Helix, 440. 



— of Vertebrata, 556. 

 Liver fluke, 216. 



life-history of, 219, 221. 



reproductive organs of, 217. 



structure of, 216. 



and see Distomiun. 



Living and not-living, distinction be 

 tween, 21. 



Lizard, heart and vessels of, 699. 



— pectoral girdle of, 698. 



— skull of a, 695. 

 Lizards, 693. 

 Llama, 850. 

 Lobosa, 131. 

 Lobster, 320, 353. 



— appendages of Norway, 324. 



— longitudinal section of, 329. 

 Lobworm, 257. 



— dissection of, 260. 

 Locust, 384, 390, 407. 

 Loligo, 458, 482, 486, 488. 

 Lophiidae, 641. 

 Lophiodontidae, 856. 

 Lophobdella, 280. 

 Lophodont, 816. 

 Lophohelia, 197. 

 Lophophore, 287. 

 Lophopus, 287. 

 Lorisinae, 881. 

 Loxosoma, 287. 



Lucemaria, 171, 189, 190, 205, 208. 

 Lucifer, 353, 357. 

 Luidia, 298. 

 Lumbricus. 245, 254. 

 Luminescence due to bacteria, 461. 

 Luminescent organs of brittle-star, 299. 



of Cephalopods, 487. 



of Decapoda, 461. 



Lung-books of scorpion, 416. 



— of spider, 420, 420. 

 Lung-fishes, 641. 

 Lungs, 565. 



— function of, 33, 34. 



— liver and pancreas, origin of, 556. 

 Lutra, 873. 



Lutraria, 452. 

 Lycaon, 872. 

 Lycosa, 422. 

 Lymph, 32. 



— hearts, 667, 700. 

 Lymphatic system of frog, 667. 

 of rabbit, 808. 



of Vertebrates, 564. 



LysophiurcB, 300. 



Macacus, 885. 



Machaerodus, 872. 



Machilis, 384, 407. 



Mackerels, 641. 



Macrauchenia, 847, 856. 



Macrobdella, 279. 



Macrobius, 426. 



Macromere, 526. 



Macronucleus, 118. 



Macropodidae, 841. 



Macropodus, 628. 



Macropus, 842. 



Macrorhinus, 874. 



Macroscelides, 876. 



Macrura, 353. 



Madrepora, 205. 



Madreporaria, 195, 196, 205. 



Madreporic plate of brittle-star, 299. 



of sea-urchin, 301. 



