INDEX 



629 



Ligaments, 55, 57 



Limbs, see Appendages 



Limneea, 576 



Linin, 560 



Lips, 486, 507 



Lithite, 315, 409 



Lithocyst, 315 



Liver, 20, 133, 147, 204, 424, 



447. S 1 ^, 597 

 Liver-fluke, 412 

 Lobster, 360 

 Lumbricidae, 350 

 LUMBRICUS, see Earthworm 

 Lungs, 10, 22, 141, 204, 208, 518, 



597 



Lymph, 18 

 Lymph-hearts, 97 

 Lymphatic glands, see Adenoids 

 Lymphatic system, 18, 97, 458, 



527 



M 



Malaria organism, 287 

 Malleus, see Auditory ossicles 

 Malpighian capsule, 146, 538, 



601 

 Mammalia, 219, 418, 482, 585, 



610 



Mammary glands, see Glands 

 Mandible, 16, 44, 366. 438, 496, 



537 



Mantle, 396 



Mantle-cavity, 400 



Manubrium : of Medusa, 314 ; 

 of malleus, 536 ; of sternum, 

 500 



Manus, 5, 50, 484, 502 



Marginal sense-organs, see Litho- 

 cyst 



Marrow-cavity, 48 



Matrix, see Inter-cellular sub- 

 stance 



Maturation of ovum, 569 



Maxilla : Crayfish, 366 



Maxilliped, 364 



Meckel's cartilage, 44, 438 



Mediastinum, 518 



Medulla oblongata, 157, 459, 

 53> 590 



Medullary cord, folds, groove, 

 and plate, 202, 588 ; sheath, 

 167 ; substance of Protozoa, 

 264, 269, 280, 286 



Medusa, medusa-buds, 311, 313, 



3M, 315 



Megagamete, 275, 287 

 Megalecithal ova, 574 - 

 Meganucleus, 265, 271 

 Megazooid, 250, 275 

 Meibomian glands, 535 

 Membranous labyrinth, 186, 465, 



535- 595 



Meroblastic segmentation, 574 

 Mesencephalon, see Mid-brain 

 Mesenteron, 371, 595 ; and see 



Enteron 



Mesentery, 22, 27, 447, 515 

 Mesoblast, see Mesoderm and 



p. 580 

 Mesoderm, 202, 203, 210, 349, 



384, 470, 580, 586 ; vertebral 



and lateral plates of, 588 

 Mesodermal segments, 580 

 Mesogloea, 298, 311, 314, 315, 



317 



Mesonephros and mesonephric 

 duct, 601 



Metabolism, 149, 236 



Metacarpus, 50, 502 



Metacromion, 500 



Metagenesis, 321 



Metamere, Metameric segmenta- 

 tion, 327, 360, 368 



Metamorphosis, u, 209, 276 ; 

 and see Larva 



Metanephros and metanephric 

 duct, 603 



Metapleural folds, 421 



Metatarsus, 51, 505 



Metazoa, 293 



Metencephalon, see Medulla ob- 

 longata 



Microgamete, 275, 287 



Microlecithal ova, 574 



Micrometer, 121 



Micromillimetre Gu)=rD 1 oijf a 

 millimetre, or 5r J 07 of an inch 



Micronucleus, 265, 271 



Micropyle, 415, 572 



