INDEX 



395 



Lungs, human, stem bud, 175 



pig, 126, 141 

 Lunula, 308 

 Lutein cells, 224 

 Lymph glands, 287 



sacs, 286 

 Lymphocytes, 253 



MACULA acustica, 384 

 Malleus, 387 

 Mammary glands, 307 

 Mammillary body, 328, 339 



recess, 328 

 Mandibular arch, 98 



process, 87, 89, 98 

 Mantle layer, 133 

 Marginal layer, 133 

 Margo thalamicus, 325 

 Marrow of bone, 251 

 Massa intermedia, 339 

 Maturation, 24 



of mouse ovum, 28 

 Maxillary process, 87, 89, 97 

 Maxillo-turbinal anlage, 373 

 Meatus, external auditory, 98, 120, 155, 

 Meckel's cartilage, 295 



diverticulum, 88 

 Median thyreoid, 102 

 Mediastinum, 176 

 Medulla oblongata, 329 



of kidney, 209 

 Medullary cords, 225 



velum, 335 



Membrana tectoria, 385 

 Membrane, anal, 169, 213 



cloacal, 105, 169, 213 



pericardial, 195 



pharyngeal, 53, 168 



pleuro-pericardial ,192 



pleuro-peritoneal, 192 



tympanic, 388 



urogenital, 169, 213 

 Mendel's law, 31 

 Menstruation, 20, 238 

 Mesamoeboid, 251 

 Mesencephalon, chick, 54 



human, 89, 325, 328, 335 



pig, 100 

 Mesenchyma, chick, 51, 63 



human, 291 

 Mesentery, 104, 141, 188, 190, 201 



dorsal, 89, 190, 201 

 Mesocardium, 52, 188, 256 

 Mesocolon, 190, 201, 202 



Mesoderm, amphibian, 43 



Amphioxus, 42 



bird, 43 



mammal, 45, 46 



somatic, 50, 63, 291 



splanchnic, 50, 63, 291 

 Mesodermal segments, 45, 50, 61 

 Mesoduodenum, 190, 201 

 Mesogastrium, 190 

 Mesonephric duct, 92, 105 



fold, 205, 206 



pig, 105, 128, 141, 144 



tubules, 205 



Mesonephros, 62, 92, 128, 152, 205 

 Mesorchium, 217 

 Mesorectum, 190, 202 

 Mesothelium, 64, 291 

 Mesovarium, 217 

 Metamerism, 12 

 Metanephros, 105, 120, 128, 144, 152, 207, 208 



calyces of, 207 



collecting tubules, 128, 207 



cortex, 209 



medulla, 209 



pelvis, 128, 207 



tubules, 208 



ureter, 128, 207 

 Metathalamus, 328 

 Metencephalon, 89, 100, 329, 333 

 Methods of dissection, 145 



of study, 14 



Mid-brain, 54, 325, 328, 335 

 Mid-gut, 67, 168 

 Milk line, 307 

 Mitochondria sheath, 22 

 Mitosis, 22 



significance of, 31 

 Modiolus, 386 

 Monaster, 23 

 Monkey, ovum of, 20 

 Mons veneris, 233, 237 

 Morula, 33 



Mouse, ovum of, 28, 30 

 Mucous tissue, 79 

 Muellerian ducts, 218 



tubercle, 227 

 Muscle, cardiac, 299 



histogenesis of, 298 



plate, 119 



smooth, 298 



striated voluntary, 299 

 Muscles, morphogenesis of, 301 



of diaphragm, 195 



Myelencephalon, 89, 100, 112, 329, 330 

 Myelocytes, 253 



