INDEX 



749 



Life-history of Entamoeba, 63 

 of frog, 345 

 of house-fly, 259 

 of insects, 246 

 of lancelet, 620 

 of Uver fluke, 125 

 of malaria parasite, 69, 75 

 of Monocystis, 44 

 of mosquito and gnat, 257 

 of Nematoda, 141 

 of Nereis, 178 

 of Obelia, 106 

 of Opalina, 61 

 of sea-anemone, 115 

 of starfish, 293 

 of swan mussel, 281 

 of tapeworm, 129 

 of Trypanosoma, 66 

 See also Reproduction, Develop- 

 ment, Embryology 

 Ligament, 516 



ethmopalatine, 319 

 falciform, 442 

 nuchal, 516 

 postspiracular, 319 

 suspensory, 324 

 Light, production of, by living 



beings, 14 

 Limb, biramous, 198 



fore, of Balcsnoptera, 486 

 of dogfish, 321 

 of frog, 358 

 of man, 438 

 of pigeon, 405 

 of rabbit, 418, 436 

 hind, of dogfish, 321 

 of frog, 359 

 of pigeon, 406 

 of rabbit, 418, 436 

 pentadactyl, 419, 555 

 Limbs. See Legs, Appendages, 

 of backboned animals, 554 

 position of, 563 

 Liynncea stagnalis, 125 



truncatula, 125 

 Limpet, 284 

 Lingua, 240 

 Linkage, 694 

 Linnseus, C, 707 

 Lipase, 444 

 Lipochondria, 502 

 Lips, 438 

 Liver, 526, 530 

 of crayfish, 205 

 of dogfish, 324 

 of frog, 365 

 of pigeon, 408 

 of rabbit, 442 



Liver fluke, 118 



excretory system, 121 



nervous system, 122 



reproduction, 122 

 Liver rot, 118 

 Living and lifeless things, i 

 Living matter, structure of, 14 

 Lizard, the, 549, 550 



arteries of, 605 



pelvic girdle of, 562 



shoulder girdle of, 561 



skull of, 582 



urinary and genital organs of, 619 



viscera of, 618 

 Locomotion of Amceba, 27 



of Asterias, 294 



of Hydra, 97 



of medusae, 106 



of Paramecium, 47, 51 



of Polytoma, 37 



of the cockroach, 230 



of the crayfish, 201 



of the dogfish, 314 



of the earthworm, 168 



of the frog, 359 



of the leech, 181 



of the pigeon, 397 



of the snail, 264 



of the swan mussel, 273 

 Loa loa, 145 

 Lobster, 221 

 Lobi inferiores, 336 

 Loemanctus longipes, 561 

 Lophodont teeth, 484, 495 

 Louse, 148, 245, 246, 253 

 Love dart of snails, 269 

 Lower jaw. See Mandible 



organisms, 16 

 Lucernaria, 114 

 Lumbar vertebrae, 424 

 Lugworm, 184 



Lumbricus terrestris, 157, 158, 175, 

 184 



See also Earthworm 

 Lung-books, 222, 223 



-fishes, 546, 553 

 Lungs, 511, 516, 531, 590 



of frog, 376 



of pigeon, 409, 410 



of rabbit, 446, 591 

 Luteinising hormone, 471 

 Luteotropic hormone, 471 

 Liiira Intra, 489 

 Lymph, 372, 453. 523 

 glands, 526 

 hearts, 373, 526 

 nodes, 526 

 sacs. 349 



