INDEX. 1273 
Mesentery, dorsal, 1056 | Mid-brain, development of, 441, 442, 500 
folds of, 1022 faseiculus retroflexus of, 498 
root of, 1020, 1021 fillet fibres of, 491, 493, 494, 497 
primitive, 1055 fountain decussation of, 498 
frenulum veli of, 490, 501 
ganghon interpedunculare of, 498 
structure of, 1021 
ventral, 1056, 1073 
of vermiform appendix, 1029, 1054 | internal structure of, 492 
Mesial plane, 4, 17 | lamina quadrigemina of, 492 
Meso-appendix, 1029, 1054 | lateral sulcus of, 491 
Mesoblast, 18 nuclei of, 492, 493, 494, 495 
Mesocephalic skulls, 173 | oculomotor suleus of, 491 
Mesocolic glands, 1025 | posterior longitudinal bundle of, 494, 495 
Mesocolon, descending, 1034 | pyramidal fibres of, 498 
development of, 1057 situation and connexions of, 441, 490 
pelvic, 1000, 1035, 1036, 1049 stratum griseum centrale of, 492 
transverse, 1000, 1032, 1054, 1077, 1223 intermedium of, 540 
sigmoid, 1000, 1034, 1036 substantia nigra of, 492, 505, 540 
Mesoderm, 18, 19, 21, 24, 48, 63 superior cerebellar peduncle in, 494 
lateral plates of, 24, 29 | sylvian gray matter of, 492, 499, 508 
veins of, 838 
paraxial, 24 
Mid-elavicular line, 1184 
somites of, 24, 28 
structures formed from, 28 | Mid-gut, 31, 32, 1055 
Mesodont skulls, 176, 979 | Mid-sternal line, 1184 
Mesoduodenum, 1057 | Middle-ear. See Tympanic cavity 
Mesogastrium, 1056 | Milk-teeth, 964, 965, 972, 977, 1175 
Mesognathion, 963 Mitosis, 9 
Mesognathous skulls, 175 Mitral area, 1192 
Mesometrium, 1130 orifice, 743, 745, 1192, 1197 
Mesonephros, 1140, 1141 Moderator band, 745 
Mesorchium, 1111 Modiolus, 716 
Mesorectum, 1034, 1036 Molar artery, 767 
Mesorhine skulls, 175, 675 glands, 947 
Mesosalpinx, 1126, 1130 teeth, 965, 969, 972, 977 
Mesoseme skulls, 175 Molecular layers of retina, 690, 691 
Mesosternum, 91 Moll, glands of, 696, 733 
Mesotympanum, 1167 Monro, foramen of, 441, 443, 508, 509, 532, 552 
Mesovarium, 1123, 1124, 1130 sulcus of, 510, 552 
Mesuranie skulls, 175 Mons Veneris, 1122, 1136 
Metacarpal arteries, 788 Montgomery, glands of, 1146 
bones, 197, 203, 1206 Monticulus, 468, 469, 
architecture of, 205 Morgagni, columns of, 1043, 1044 
ossification of, 205 hydatid of, 1128, 1140 
variations in, 205 valves of, 1231 
ligament, transverse superticial, 323 Morphology, 2 
tubercle, 1206 of appendicular skeleton, 245 
Metacarpo-phalangeal joints, 280, 1206 of cervical plexus, 580 
Metaphase, 9, 10, 13 of cranial nerves, 659 
Metasternum, 91 of head, 659 
Metatarsal artery, 824 of head-muscles, 413 
bones, 242 of ligaments, 253 
architecture of, 243 of limbs, 245 
ossification of, 243 of limb-muscles, 413 
variation in, 243 of limb-plexuses, 620 
lhgaments, transverse, 303, 355 of posterior divisions of spinal nerves, 572 
Metatarso - phalangeal joints, 303, 304, 364, of primitive streak, 19 
1218, 1219 of pudendal plexus, 618 
Metathalamus, 501, 552 of skeletal muscles, 412 
Metencephalon, 441, 445 of skull, 176 
Metopic suture, 1038, 155 of spermatozoa, 15 
Metrio-cephalic skulls, 174 ot sympathetic system, 674 
Meynert, decussation of, 498 of teeth, 979 
Microcephalic skulls, 173 of vascular system, 888, 893 
Microdont skulls, 176, 979 Morula, 7, 17, 62 
Microseme skulls, 175 Moss-fibres, 475 
Microsome, 8 Motor area, 1161 
Mid-brain, 490 Mouth, 943, 945 
aqueduct of Sylvius of, 490, 492, 500, 509 aperture of, 945 
corpora quadrigemina of, 490. See also buccal glands of, 947 
Corpora quadrigemina cavity of, 945, 947 
cortico-pontine fibres of, 498 development of, 34, 36, 39 
crura of, 491. See also Crura cerebri floor of, 947 
(leep origin of nerves from, 499 incisive pad of, 948, 949 
